52013515612544 has 32 divisors (see below), whose sum is σ = 103648184074800. Its totient is φ = 25999853727232.

The previous prime is 52013515612523. The next prime is 52013515612577. The reversal of 52013515612544 is 44521651531025.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (32).

It is a junction number, because it is equal to n+sod(n) for n = 52013515612495 and 52013515612504.

It is a congruent number.

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, 53454059 + ... + 54418410.

Almost surely, 2^{52013515612544} is an apocalyptic number.

It is an amenable number.

52013515612544 is a deficient number, since it is larger than the sum of its proper divisors (51634668462256).

52013515612544 is a wasteful number, since it uses less digits than its factorization.

52013515612544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 107876250 (or 107876238 counting only the distinct ones).

The product of its (nonzero) digits is 720000, while the sum is 44.

The spelling of 52013515612544 in words is "fifty-two trillion, thirteen billion, five hundred fifteen million, six hundred twelve thousand, five hundred forty-four".