23611421425 has 24 divisors (see below), whose sum is σ = 30518342336. Its totient is φ = 18104264640.

The previous prime is 23611421411. The next prime is 23611421437. The reversal of 23611421425 is 52412411632.

It is not a de Polignac number, because 23611421425 - 2⁷ = 23611421297 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 128517 + ... + 252466.

Almost surely, 2^23611421425 is an apocalyptic number.

23611421425 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

23611421425 is a deficient number, since it is larger than the sum of its proper divisors (6906920911).

23611421425 is a wasteful number, since it uses less digits than its factorization.

23611421425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 381097 (or 381092 counting only the distinct ones).

The product of its digits is 11520, while the sum is 31.

The spelling of 23611421425 in words is "twenty-three billion, six hundred eleven million, four hundred twenty-one thousand, four hundred twenty-five".