502640368 has 10 divisors (see below), whose sum is σ = 973865744. Its totient is φ = 251320176.

The previous prime is 502640363. The next prime is 502640387. The reversal of 502640368 is 863046205.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (502640363) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15707496 + ... + 15707527.

Almost surely, 2^502640368 is an apocalyptic number.

It is an amenable number.

502640368 is a deficient number, since it is larger than the sum of its proper divisors (471225376).

502640368 is a wasteful number, since it uses less digits than its factorization.

502640368 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31415031 (or 31415025 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 34.

The square root of 502640368 is about 22419.6424592365. The cubic root of 502640368 is about 795.0951815683.

The spelling of 502640368 in words is "five hundred two million, six hundred forty thousand, three hundred sixty-eight".