501325515 has 24 divisors (see below), whose sum is σ = 875816448. Its totient is φ = 265265280.

The previous prime is 501325501. The next prime is 501325541. The reversal of 501325515 is 515523105.

It is not a de Polignac number, because 501325515 - 2⁸ = 501325259 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 38146 + ... + 49575.

It is an arithmetic number, because the mean of its divisors is an integer number (36492352).

Almost surely, 2^501325515 is an apocalyptic number.

501325515 is a deficient number, since it is larger than the sum of its proper divisors (374490933).

501325515 is a wasteful number, since it uses less digits than its factorization.

501325515 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 87859 (or 87856 counting only the distinct ones).

The product of its (nonzero) digits is 3750, while the sum is 27.

The square root of 501325515 is about 22390.2995736993. The cubic root of 501325515 is about 794.4012817420.

The spelling of 501325515 in words is "five hundred one million, three hundred twenty-five thousand, five hundred fifteen".