929638645552 has 40 divisors (see below), whose sum is σ = 1803425126976. Its totient is φ = 464238951936.

The previous prime is 929638645531. The next prime is 929638645577. The reversal of 929638645552 is 255546836929.

It is a super-2 number, since 2×929638645552² (a number of 25 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (64) coincides with the sum of the digits of its prime factors.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 54144073 + ... + 54161239.

Almost surely, 2^929638645552 is an apocalyptic number.

It is an amenable number.

929638645552 is a deficient number, since it is larger than the sum of its proper divisors (873786481424).

929638645552 is a wasteful number, since it uses less digits than its factorization.

929638645552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21205 (or 21199 counting only the distinct ones).

The product of its digits is 139968000, while the sum is 64.

The spelling of 929638645552 in words is "nine hundred twenty-nine billion, six hundred thirty-eight million, six hundred forty-five thousand, five hundred fifty-two".