50523145515 has 12 divisors (see below), whose sum is σ = 87573452304. Its totient is φ = 26945677584.

The previous prime is 50523145493. The next prime is 50523145549. The reversal of 50523145515 is 51554132505.

50523145515 is a `hidden beast` number, since 50 + 52 + 3 + 1 + 4 + 551 + 5 = 666.

It is not a de Polignac number, because 50523145515 - 2⁸ = 50523145259 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 50523145515.

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 561368239 + ... + 561368328.

It is an arithmetic number, because the mean of its divisors is an integer number (7297787692).

Almost surely, 2^50523145515 is an apocalyptic number.

50523145515 is a deficient number, since it is larger than the sum of its proper divisors (37050306789).

50523145515 is a wasteful number, since it uses less digits than its factorization.

50523145515 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1122736578 (or 1122736575 counting only the distinct ones).

The product of its (nonzero) digits is 75000, while the sum is 36.

The spelling of 50523145515 in words is "fifty billion, five hundred twenty-three million, one hundred forty-five thousand, five hundred fifteen".