641163613324 has 48 divisors (see below), whose sum is σ = 1248579947776. Its totient is φ = 286087852800.

The previous prime is 641163613291. The next prime is 641163613367. The reversal of 641163613324 is 423316361146.

It is a super-2 number, since 2×641163613324² (a number of 24 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1407694 + ... + 1806634.

Almost surely, 2^641163613324 is an apocalyptic number.

It is an amenable number.

641163613324 is a deficient number, since it is larger than the sum of its proper divisors (607416334452).

641163613324 is a wasteful number, since it uses less digits than its factorization.

641163613324 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 399986 (or 399984 counting only the distinct ones).

The product of its digits is 186624, while the sum is 40.

The spelling of 641163613324 in words is "six hundred forty-one billion, one hundred sixty-three million, six hundred thirteen thousand, three hundred twenty-four".