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487375086550 = 252115316719557
BaseRepresentation
bin1110001011110011101…
…00011010001111010110
31201121000000012122210111
413011321310122033112
530441121010232200
61011521431313234
750132415611452
oct7057164321726
91647000178714
10487375086550
11178770592130
127a558b1b81a
1336c616a69a1
1419836615662
15ca275c30ba
hex7179d1a3d6

487375086550 has 48 divisors (see below), whose sum is σ = 1007587443312. Its totient is φ = 173883382400.

The previous prime is 487375086469. The next prime is 487375086559. The reversal of 487375086550 is 55680573784.

It is a happy number.

It is a hoax number, since the sum of its digits (58) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (487375086559) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 8330629 + ... + 8388928.

It is an arithmetic number, because the mean of its divisors is an integer number (20991405069).

Almost surely, 2487375086550 is an apocalyptic number.

487375086550 is an abundant number, since it is smaller than the sum of its proper divisors (520212356762).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

487375086550 is a wasteful number, since it uses less digits than its factorization.

487375086550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16719633 (or 16719628 counting only the distinct ones).

The product of its (nonzero) digits is 28224000, while the sum is 58.

The spelling of 487375086550 in words is "four hundred eighty-seven billion, three hundred seventy-five million, eighty-six thousand, five hundred fifty".

Divisors: 1 2 5 10 11 22 25 50 53 55 106 110 265 275 530 550 583 1166 1325 2650 2915 5830 14575 29150 16719557 33439114 83597785 167195570 183915127 367830254 417988925 835977850 886136521 919575635 1772273042 1839151270 4430682605 4597878175 8861365210 9195756350 9747501731 19495003462 22153413025 44306826050 48737508655 97475017310 243687543275 487375086550