51002620234 has 16 divisors (see below), whose sum is σ = 79116224256. Its totient is φ = 24633554400.

The previous prime is 51002620199. The next prime is 51002620271. The reversal of 51002620234 is 43202620015.

It is a junction number, because it is equal to n+sod(n) for n = 51002620199 and 51002620208.

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, 718027 + ... + 785854.

It is an arithmetic number, because the mean of its divisors is an integer number (4944764016).

Almost surely, 2^51002620234 is an apocalyptic number.

51002620234 is a deficient number, since it is larger than the sum of its proper divisors (28113604022).

51002620234 is a wasteful number, since it uses less digits than its factorization.

51002620234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1504461.

The product of its (nonzero) digits is 2880, while the sum is 25.

The spelling of 51002620234 in words is "fifty-one billion, two million, six hundred twenty thousand, two hundred thirty-four".