51704370474 has 32 divisors (see below), whose sum is σ = 105125554176. Its totient is φ = 16949504880.

The previous prime is 51704370413. The next prime is 51704370493. The reversal of 51704370474 is 47407340715.

It is a happy number.

It is a super-2 number, since 2×51704370474² (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, 138069 + ... + 349959.

It is an arithmetic number, because the mean of its divisors is an integer number (3285173568).

Almost surely, 2^51704370474 is an apocalyptic number.

51704370474 is an abundant number, since it is smaller than the sum of its proper divisors (53421183702).

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

51704370474 is a wasteful number, since it uses less digits than its factorization.

51704370474 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 212570.

The product of its (nonzero) digits is 329280, while the sum is 42.

The spelling of 51704370474 in words is "fifty-one billion, seven hundred four million, three hundred seventy thousand, four hundred seventy-four".