51017471531360 has 96 divisors (see below), whose sum is σ = 120745528146432. Its totient is φ = 20370305410560.

The previous prime is 51017471531347. The next prime is 51017471531399. The reversal of 51017471531360 is 6313517471015.

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, 439342427 + ... + 439458533.

It is an arithmetic number, because the mean of its divisors is an integer number (1257765918192).

Almost surely, 2^{51017471531360} is an apocalyptic number.

It is an amenable number.

51017471531360 is an abundant number, since it is smaller than the sum of its proper divisors (69728056615072).

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

51017471531360 is a wasteful number, since it uses less digits than its factorization.

51017471531360 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 121036 (or 121028 counting only the distinct ones).

The product of its (nonzero) digits is 264600, while the sum is 44.

The spelling of 51017471531360 in words is "fifty-one trillion, seventeen billion, four hundred seventy-one million, five hundred thirty-one thousand, three hundred sixty".