53016322620 has 48 divisors (see below), whose sum is σ = 148460594688. Its totient is φ = 14136267840.

The previous prime is 53016322613. The next prime is 53016322631. The reversal of 53016322620 is 2622361035.

It is a Harshad number since it is a multiple of its sum of digits (30).

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, 648225 + ... + 725415.

It is an arithmetic number, because the mean of its divisors is an integer number (3092929056).

Almost surely, 2^53016322620 is an apocalyptic number.

It is an amenable number.

53016322620 is an abundant number, since it is smaller than the sum of its proper divisors (95444272068).

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

53016322620 is a wasteful number, since it uses less digits than its factorization.

53016322620 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 88650 (or 88648 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 30.

Adding to 53016322620 its reverse (2622361035), we get a palindrome (55638683655).

The spelling of 53016322620 in words is "fifty-three billion, sixteen million, three hundred twenty-two thousand, six hundred twenty".