53320120516 has 24 divisors (see below), whose sum is σ = 100498822424. Its totient is φ = 24606616320.

The previous prime is 53320120499. The next prime is 53320120547. The reversal of 53320120516 is 61502102335.

It can be written as a sum of positive squares in 4 ways, for example, as 5053788100 + 48266332416 = 71090^2 + 219696^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 476776 + ... + 577888.

Almost surely, 2^53320120516 is an apocalyptic number.

It is an amenable number.

53320120516 is a deficient number, since it is larger than the sum of its proper divisors (47178701908).

53320120516 is a wasteful number, since it uses less digits than its factorization.

53320120516 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111271 (or 111269 counting only the distinct ones).

The product of its (nonzero) digits is 5400, while the sum is 28.

The spelling of 53320120516 in words is "fifty-three billion, three hundred twenty million, one hundred twenty thousand, five hundred sixteen".