23709147100478 has 32 divisors (see below), whose sum is σ = 41160894888960. Its totient is φ = 10031915855520.

The previous prime is 23709147100477. The next prime is 23709147100487. The reversal of 23709147100478 is 87400174190732.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23709147100477) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 20907308 + ... + 22012128.

It is an arithmetic number, because the mean of its divisors is an integer number (1286277965280).

Almost surely, 2^{23709147100478} is an apocalyptic number.

23709147100478 is a deficient number, since it is larger than the sum of its proper divisors (17451747788482).

23709147100478 is a wasteful number, since it uses less digits than its factorization.

23709147100478 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1124312.

The product of its (nonzero) digits is 2370816, while the sum is 53.

The spelling of 23709147100478 in words is "twenty-three trillion, seven hundred nine billion, one hundred forty-seven million, one hundred thousand, four hundred seventy-eight".