499950564 has 12 divisors (see below), whose sum is σ = 1166551344. Its totient is φ = 166650184.

The previous prime is 499950541. The next prime is 499950589. The reversal of 499950564 is 465059994.

It is a tau number, because it is divible by the number of its divisors (12).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20831262 + ... + 20831285.

It is an arithmetic number, because the mean of its divisors is an integer number (97212612).

Almost surely, 2^499950564 is an apocalyptic number.

It is an amenable number.

499950564 is an abundant number, since it is smaller than the sum of its proper divisors (666600780).

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

499950564 is a wasteful number, since it uses less digits than its factorization.

499950564 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41662554 (or 41662552 counting only the distinct ones).

The product of its (nonzero) digits is 1749600, while the sum is 51.

The square root of 499950564 is about 22359.5743251074. The cubic root of 499950564 is about 793.6743668691.

The spelling of 499950564 in words is "four hundred ninety-nine million, nine hundred fifty thousand, five hundred sixty-four".