51025600434 has 32 divisors (see below), whose sum is σ = 106786900800. Its totient is φ = 16236597312.

The previous prime is 51025600429. The next prime is 51025600447. The reversal of 51025600434 is 43400652015.

It is a super-2 number, since 2×51025600434² (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2156584 + ... + 2180115.

It is an arithmetic number, because the mean of its divisors is an integer number (3337090650).

Almost surely, 2^51025600434 is an apocalyptic number.

51025600434 is an abundant number, since it is smaller than the sum of its proper divisors (55761300366).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

51025600434 is a wasteful number, since it uses less digits than its factorization.

51025600434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4336794.

The product of its (nonzero) digits is 14400, while the sum is 30.

The spelling of 51025600434 in words is "fifty-one billion, twenty-five million, six hundred thousand, four hundred thirty-four".