23434644578908 has 12 divisors (see below), whose sum is σ = 41043942910432. Its totient is φ = 11707803747360.

The previous prime is 23434644578903. The next prime is 23434644578941. The reversal of 23434644578908 is 80987544643432.

It is a super-2 number, since 2×23434644578908² (a number of 28 digits) contains 22 as substring.

It is a hoax number, since the sum of its digits (67) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23434644578903) 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, 2379629985 + ... + 2379639832.

Almost surely, 2^{23434644578908} is an apocalyptic number.

It is an amenable number.

23434644578908 is a deficient number, since it is larger than the sum of its proper divisors (17609298331524).

23434644578908 is a wasteful number, since it uses less digits than its factorization.

23434644578908 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4759271052 (or 4759271050 counting only the distinct ones).

The product of its (nonzero) digits is 557383680, while the sum is 67.

The spelling of 23434644578908 in words is "twenty-three trillion, four hundred thirty-four billion, six hundred forty-four million, five hundred seventy-eight thousand, nine hundred eight".