641704151372 has 12 divisors (see below), whose sum is σ = 1123097640840. Its totient is φ = 320819111136.

The previous prime is 641704151327. The next prime is 641704151377. The reversal of 641704151372 is 273151407146.

It is not an unprimeable number, because it can be changed into a prime (641704151377) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8197313 + ... + 8275224.

It is an arithmetic number, because the mean of its divisors is an integer number (93591470070).

Almost surely, 2^641704151372 is an apocalyptic number.

It is an amenable number.

641704151372 is a deficient number, since it is larger than the sum of its proper divisors (481393489468).

641704151372 is a wasteful number, since it uses less digits than its factorization.

641704151372 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16482280 (or 16482278 counting only the distinct ones).

The product of its (nonzero) digits is 141120, while the sum is 41.

The spelling of 641704151372 in words is "six hundred forty-one billion, seven hundred four million, one hundred fifty-one thousand, three hundred seventy-two".