499953287939 has 16 divisors (see below), whose sum is σ = 573580862400. Its totient is φ = 426879573120.

The previous prime is 499953287903. The next prime is 499953287941. The reversal of 499953287939 is 939782359994.

It is not a de Polignac number, because 499953287939 - 2²⁸ = 499684852483 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 499953287939.

It is not an unprimeable number, because it can be changed into a prime (499953287969) 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, 2373749 + ... + 2575769.

It is an arithmetic number, because the mean of its divisors is an integer number (35848803900).

Almost surely, 2^499953287939 is an apocalyptic number.

499953287939 is a deficient number, since it is larger than the sum of its proper divisors (73627574461).

499953287939 is a wasteful number, since it uses less digits than its factorization.

499953287939 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 203390.

The product of its digits is 1190427840, while the sum is 77.

The spelling of 499953287939 in words is "four hundred ninety-nine billion, nine hundred fifty-three million, two hundred eighty-seven thousand, nine hundred thirty-nine".