53030515415515 has 16 divisors (see below), whose sum is σ = 69422895463680. Its totient is φ = 38567019892320.

The previous prime is 53030515415489. The next prime is 53030515415531. The reversal of 53030515415515 is 51551451503035.

It is not a de Polignac number, because 53030515415515 - 2⁵ = 53030515415483 is a prime.

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, 4422405 + ... + 11207974.

It is an arithmetic number, because the mean of its divisors is an integer number (4338930966480).

Almost surely, 2^{53030515415515} is an apocalyptic number.

53030515415515 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

53030515415515 is a deficient number, since it is larger than the sum of its proper divisors (16392380048165).

53030515415515 is a wasteful number, since it uses less digits than its factorization.

53030515415515 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15692082.

The product of its (nonzero) digits is 562500, while the sum is 43.

The spelling of 53030515415515 in words is "fifty-three trillion, thirty billion, five hundred fifteen million, four hundred fifteen thousand, five hundred fifteen".