52521241515 has 32 divisors (see below), whose sum is σ = 88989627456. Its totient is φ = 26359910400.

The previous prime is 52521241477. The next prime is 52521241517. The reversal of 52521241515 is 51514212525.

It is not a de Polignac number, because 52521241515 - 2²⁶ = 52454132651 is a prime.

It is not an unprimeable number, because it can be changed into a prime (52521241517) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3295065 + ... + 3310965.

It is an arithmetic number, because the mean of its divisors is an integer number (2780925858).

Almost surely, 2^52521241515 is an apocalyptic number.

52521241515 is a deficient number, since it is larger than the sum of its proper divisors (36468385941).

52521241515 is a wasteful number, since it uses less digits than its factorization.

52521241515 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28879.

The product of its digits is 20000, while the sum is 33.

The spelling of 52521241515 in words is "fifty-two billion, five hundred twenty-one million, two hundred forty-one thousand, five hundred fifteen".