15630233425 has 12 divisors (see below), whose sum is σ = 19383945856. Its totient is φ = 12502602000.

The previous prime is 15630233407. The next prime is 15630233431. The reversal of 15630233425 is 52433203651.

It is a de Polignac number, because none of the positive numbers 2^k-15630233425 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 187000 + ... + 257350.

Almost surely, 2^15630233425 is an apocalyptic number.

It is an amenable number.

15630233425 is a deficient number, since it is larger than the sum of its proper divisors (3753712431).

15630233425 is an equidigital number, since it uses as much as digits as its factorization.

15630233425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 79248 (or 79243 counting only the distinct ones).

The product of its (nonzero) digits is 64800, while the sum is 34.

The spelling of 15630233425 in words is "fifteen billion, six hundred thirty million, two hundred thirty-three thousand, four hundred twenty-five".