505421133015 has 32 divisors (see below), whose sum is σ = 818173440000. Its totient is φ = 266394458880.

The previous prime is 505421132989. The next prime is 505421133031. The reversal of 505421133015 is 510331124505.

It is not a de Polignac number, because 505421133015 - 2⁸ = 505421132759 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2573970 + ... + 2763360.

It is an arithmetic number, because the mean of its divisors is an integer number (25567920000).

Almost surely, 2^505421133015 is an apocalyptic number.

505421133015 is a deficient number, since it is larger than the sum of its proper divisors (312752306985).

505421133015 is a wasteful number, since it uses less digits than its factorization.

505421133015 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 191487.

The product of its (nonzero) digits is 9000, while the sum is 30.

The spelling of 505421133015 in words is "five hundred five billion, four hundred twenty-one million, one hundred thirty-three thousand, fifteen".