51544000524 has 12 divisors (see below), whose sum is σ = 120269334584. Its totient is φ = 17181333504.

The previous prime is 51544000513. The next prime is 51544000549. The reversal of 51544000524 is 42500044515.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-2 number, since 2×51544000524² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 51544000491 and 51544000500.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2147666677 + ... + 2147666700.

Almost surely, 2^51544000524 is an apocalyptic number.

It is an amenable number.

51544000524 is an abundant number, since it is smaller than the sum of its proper divisors (68725334060).

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

51544000524 is a wasteful number, since it uses less digits than its factorization.

51544000524 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4295333384 (or 4295333382 counting only the distinct ones).

The product of its (nonzero) digits is 16000, while the sum is 30.

The spelling of 51544000524 in words is "fifty-one billion, five hundred forty-four million, five hundred twenty-four", and thus it is an aban number.