51610004530 has 16 divisors (see below), whose sum is σ = 106169152320. Its totient is φ = 17694858672.

The previous prime is 51610004503. The next prime is 51610004549. The reversal of 51610004530 is 3540001615.

It is a junction number, because it is equal to n+sod(n) for n = 51610004495 and 51610004504.

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, 368642820 + ... + 368642959.

It is an arithmetic number, because the mean of its divisors is an integer number (6635572020).

Almost surely, 2^51610004530 is an apocalyptic number.

51610004530 is an abundant number, since it is smaller than the sum of its proper divisors (54559147790).

51610004530 is a wasteful number, since it uses less digits than its factorization.

51610004530 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 737285793.

The product of its (nonzero) digits is 1800, while the sum is 25.

The spelling of 51610004530 in words is "fifty-one billion, six hundred ten million, four thousand, five hundred thirty".