51299851412404 has 48 divisors (see below), whose sum is σ = 103026529267200. Its totient is φ = 21894363874656.

The previous prime is 51299851412393. The next prime is 51299851412431. The reversal of 51299851412404 is 40421415899215.

It is a congruent number.

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, 3325527 + ... + 10661089.

It is an arithmetic number, because the mean of its divisors is an integer number (2146386026400).

Almost surely, 2^{51299851412404} is an apocalyptic number.

It is an amenable number.

51299851412404 is an abundant number, since it is smaller than the sum of its proper divisors (51726677854796).

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

51299851412404 is a wasteful number, since it uses less digits than its factorization.

51299851412404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7336612 (or 7336610 counting only the distinct ones).

The product of its (nonzero) digits is 4147200, while the sum is 55.

The spelling of 51299851412404 in words is "fifty-one trillion, two hundred ninety-nine billion, eight hundred fifty-one million, four hundred twelve thousand, four hundred four".