51422511504 has 120 divisors (see below), whose sum is σ = 164395733952. Its totient is φ = 13561966080.

The previous prime is 51422511467. The next prime is 51422511509. The reversal of 51422511504 is 40511522415.

It is not an unprimeable number, because it can be changed into a prime (51422511509) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 396007 + ... + 509574.

Almost surely, 2^51422511504 is an apocalyptic number.

It is an amenable number.

51422511504 is an abundant number, since it is smaller than the sum of its proper divisors (112973222448).

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

51422511504 is a wasteful number, since it uses less digits than its factorization.

51422511504 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 905625 (or 905606 counting only the distinct ones).

The product of its (nonzero) digits is 8000, while the sum is 30.

It can be divided in two parts, 5142 and 2511504, that added together give a triangular number (2516646 = T₂₂₄₃).

The spelling of 51422511504 in words is "fifty-one billion, four hundred twenty-two million, five hundred eleven thousand, five hundred four".