53315516 has 6 divisors (see below), whose sum is σ = 93302160. Its totient is φ = 26657756.

The previous prime is 53315513. The next prime is 53315579. The reversal of 53315516 is 61551335.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53315513) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6664436 + ... + 6664443.

It is an arithmetic number, because the mean of its divisors is an integer number (15550360).

Almost surely, 2^53315516 is an apocalyptic number.

It is an amenable number.

53315516 is a deficient number, since it is larger than the sum of its proper divisors (39986644).

53315516 is a wasteful number, since it uses less digits than its factorization.

53315516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13328883 (or 13328881 counting only the distinct ones).

The product of its digits is 6750, while the sum is 29.

The square root of 53315516 is about 7301.7474620806. The cubic root of 53315516 is about 376.3724900022.

The spelling of 53315516 in words is "fifty-three million, three hundred fifteen thousand, five hundred sixteen".