499261417902 has 32 divisors (see below), whose sum is σ = 1194813651360. Its totient is φ = 153618897600.

The previous prime is 499261417871. The next prime is 499261417903. The reversal of 499261417902 is 209714162994.

499261417902 is a `hidden beast` number, since 4 + 9 + 9 + 2 + 614 + 17 + 9 + 0 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (499261417903) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 355598599 + ... + 355600002.

It is an arithmetic number, because the mean of its divisors is an integer number (37337926605).

Almost surely, 2^499261417902 is an apocalyptic number.

499261417902 is an abundant number, since it is smaller than the sum of its proper divisors (695552233458).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

499261417902 is a wasteful number, since it uses less digits than its factorization.

499261417902 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 711198625 (or 711198619 counting only the distinct ones).

The product of its (nonzero) digits is 1959552, while the sum is 54.

The spelling of 499261417902 in words is "four hundred ninety-nine billion, two hundred sixty-one million, four hundred seventeen thousand, nine hundred two".