501425515 has 16 divisors (see below), whose sum is σ = 624153600. Its totient is φ = 386253952.

The previous prime is 501425513. The next prime is 501425581. The reversal of 501425515 is 515524105.

It is a cyclic number.

It is not a de Polignac number, because 501425515 - 2¹ = 501425513 is a prime.

It is not an unprimeable number, because it can be changed into a prime (501425513) 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 15 ways as a sum of consecutive naturals, for example, 51021 + ... + 60049.

It is an arithmetic number, because the mean of its divisors is an integer number (39009600).

Almost surely, 2^501425515 is an apocalyptic number.

501425515 is a deficient number, since it is larger than the sum of its proper divisors (122728085).

501425515 is a wasteful number, since it uses less digits than its factorization.

501425515 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9446.

The product of its (nonzero) digits is 5000, while the sum is 28.

The square root of 501425515 is about 22392.5325722661. The cubic root of 501425515 is about 794.4540982883.

The spelling of 501425515 in words is "five hundred one million, four hundred twenty-five thousand, five hundred fifteen".