52210013515 has 24 divisors (see below), whose sum is σ = 69085707264. Its totient is φ = 37849468800.

The previous prime is 52210013509. The next prime is 52210013519. The reversal of 52210013515 is 51531001225.

It is not a de Polignac number, because 52210013515 - 2⁹ = 52210013003 is a prime.

It is a super-2 number, since 2×52210013515² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 52210013515.

It is not an unprimeable number, because it can be changed into a prime (52210013519) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 51510 + ... + 327220.

It is an arithmetic number, because the mean of its divisors is an integer number (2878571136).

Almost surely, 2^52210013515 is an apocalyptic number.

52210013515 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

52210013515 is a deficient number, since it is larger than the sum of its proper divisors (16875693749).

52210013515 is a wasteful number, since it uses less digits than its factorization.

52210013515 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 276051 (or 276040 counting only the distinct ones).

The product of its (nonzero) digits is 1500, while the sum is 25.

The spelling of 52210013515 in words is "fifty-two billion, two hundred ten million, thirteen thousand, five hundred fifteen".