23256489154 has 16 divisors (see below), whose sum is σ = 35041455360. Its totient is φ = 11576034400.

The previous prime is 23256489149. The next prime is 23256489203. The reversal of 23256489154 is 45198465232.

It is a junction number, because it is equal to n+sod(n) for n = 23256489098 and 23256489107.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2285979 + ... + 2296129.

It is an arithmetic number, because the mean of its divisors is an integer number (2190090960).

Almost surely, 2^23256489154 is an apocalyptic number.

23256489154 is a deficient number, since it is larger than the sum of its proper divisors (11784966206).

23256489154 is a wasteful number, since it uses less digits than its factorization.

23256489154 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15185.

The product of its digits is 2073600, while the sum is 49.

The spelling of 23256489154 in words is "twenty-three billion, two hundred fifty-six million, four hundred eighty-nine thousand, one hundred fifty-four".