8945388321904 has 40 divisors (see below), whose sum is σ = 17339030793008. Its totient is φ = 4470800209920.

The previous prime is 8945388321899. The next prime is 8945388321911. The reversal of 8945388321904 is 4091238835498.

It is a super-2 number, since 2×8945388321904² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 467332174 + ... + 467351314.

Almost surely, 2^{8945388321904} is an apocalyptic number.

It is an amenable number.

8945388321904 is a deficient number, since it is larger than the sum of its proper divisors (8393642471104).

8945388321904 is a wasteful number, since it uses less digits than its factorization.

8945388321904 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29993 (or 29987 counting only the distinct ones).

The product of its (nonzero) digits is 59719680, while the sum is 64.

The spelling of 8945388321904 in words is "eight trillion, nine hundred forty-five billion, three hundred eighty-eight million, three hundred twenty-one thousand, nine hundred four".