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331640464364 = 221126111232911
BaseRepresentation
bin1001101001101110100…
…11111110001111101100
31011201000121001011011122
410310313103332033230
520413144424324424
6412204210040112
732650234302206
oct4646723761754
91151017034148
10331640464364
1111871443a500
1254335879038
1325373026781
14120a13b5776
15896032b45e
hex4d374fe3ec

331640464364 has 36 divisors (see below), whose sum is σ = 648386146464. Its totient is φ = 148274412000.

The previous prime is 331640464357. The next prime is 331640464367. The reversal of 331640464364 is 463464046133.

It is a Harshad number since it is a multiple of its sum of digits (44).

It is not an unprimeable number, because it can be changed into a prime (331640464367) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5586932 + ... + 5645979.

Almost surely, 2331640464364 is an apocalyptic number.

It is an amenable number.

331640464364 is a deficient number, since it is larger than the sum of its proper divisors (316745682100).

331640464364 is a wasteful number, since it uses less digits than its factorization.

331640464364 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11232998 (or 11232985 counting only the distinct ones).

The product of its (nonzero) digits is 1492992, while the sum is 44.

The spelling of 331640464364 in words is "three hundred thirty-one billion, six hundred forty million, four hundred sixty-four thousand, three hundred sixty-four".

Divisors: 1 2 4 11 22 44 61 121 122 242 244 484 671 1342 2684 7381 14762 29524 11232911 22465822 44931644 123562021 247124042 494248084 685207571 1359182231 1370415142 2718364462 2740830284 5436728924 7537283281 15074566562 30149133124 82910116091 165820232182 331640464364