23109428153904 has 40 divisors (see below), whose sum is σ = 59699882921280. Its totient is φ = 7703074736448.

The previous prime is 23109428153753. The next prime is 23109428153941. The reversal of 23109428153904 is 40935182490132.

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, 3526167 + ... + 7658505.

It is an arithmetic number, because the mean of its divisors is an integer number (1492497073032).

Almost surely, 2^{23109428153904} is an apocalyptic number.

23109428153904 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

23109428153904 is an abundant number, since it is smaller than the sum of its proper divisors (36590454767376).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

23109428153904 is a wasteful number, since it uses less digits than its factorization.

23109428153904 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4248857 (or 4248851 counting only the distinct ones).

The product of its (nonzero) digits is 1866240, while the sum is 51.

The spelling of 23109428153904 in words is "twenty-three trillion, one hundred nine billion, four hundred twenty-eight million, one hundred fifty-three thousand, nine hundred four".