53415312416515 has 16 divisors (see below), whose sum is σ = 73258869973248. Its totient is φ = 36625850613216.

The previous prime is 53415312416513. The next prime is 53415312416527. The reversal of 53415312416515 is 51561421351435.

It is a cyclic number.

It is not a de Polignac number, because 53415312416515 - 2¹ = 53415312416513 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (53415312416513) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 36611497 + ... + 38042506.

It is an arithmetic number, because the mean of its divisors is an integer number (4578679373328).

Almost surely, 2^{53415312416515} is an apocalyptic number.

53415312416515 is a deficient number, since it is larger than the sum of its proper divisors (19843557556733).

53415312416515 is a wasteful number, since it uses less digits than its factorization.

53415312416515 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74674458.

The product of its digits is 1080000, while the sum is 46.

The spelling of 53415312416515 in words is "fifty-three trillion, four hundred fifteen billion, three hundred twelve million, four hundred sixteen thousand, five hundred fifteen".