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385384588876 = 22771389498343
BaseRepresentation
bin1011001101110101011…
…01100010011001001100
31100211202010002120001201
411212322231202121030
522303231423321001
6453013201115244
736562121645650
oct5467255423114
91324663076051
10385384588876
1113949360a731
1262834628b24
132a459699091
141491d090a60
15a058751501
hex59bab6264c

385384588876 has 48 divisors (see below), whose sum is σ = 783635973120. Its totient is φ = 162419624640.

The previous prime is 385384588873. The next prime is 385384588891. The reversal of 385384588876 is 678885483583.

It is a junction number, because it is equal to n+sod(n) for n = 385384588799 and 385384588808.

It is not an unprimeable number, because it can be changed into a prime (385384588873) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 524161 + ... + 1022503.

It is an arithmetic number, because the mean of its divisors is an integer number (16325749440).

Almost surely, 2385384588876 is an apocalyptic number.

It is an amenable number.

385384588876 is an abundant number, since it is smaller than the sum of its proper divisors (398251384244).

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

385384588876 is a wasteful number, since it uses less digits than its factorization.

385384588876 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 498814 (or 498812 counting only the distinct ones).

The product of its digits is 1238630400, while the sum is 73.

The spelling of 385384588876 in words is "three hundred eighty-five billion, three hundred eighty-four million, five hundred eighty-eight thousand, eight hundred seventy-six".

Divisors: 1 2 4 7 14 28 71 142 284 389 497 778 994 1556 1988 2723 5446 10892 27619 55238 110476 193333 386666 498343 773332 996686 1993372 3488401 6976802 13953604 35382353 70764706 141529412 193855427 247676471 387710854 495352942 775421708 990705884 1356987989 2713975978 5427951956 13763735317 27527470634 55054941268 96346147219 192692294438 385384588876