502015961998 has 16 divisors (see below), whose sum is σ = 757463192640. Its totient is φ = 249532280800.

The previous prime is 502015961987. The next prime is 502015962073. The reversal of 502015961998 is 899169510205.

It is a super-2 number, since 2×502015961998² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 764038 + ... + 1260073.

It is an arithmetic number, because the mean of its divisors is an integer number (47341449540).

Almost surely, 2^502015961998 is an apocalyptic number.

502015961998 is a deficient number, since it is larger than the sum of its proper divisors (255447230642).

502015961998 is a wasteful number, since it uses less digits than its factorization.

502015961998 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2024843.

The product of its (nonzero) digits is 1749600, while the sum is 55.

The spelling of 502015961998 in words is "five hundred two billion, fifteen million, nine hundred sixty-one thousand, nine hundred ninety-eight".