502120098 has 24 divisors (see below), whose sum is σ = 1088635548. Its totient is φ = 167264352.

The previous prime is 502120079. The next prime is 502120103. The reversal of 502120098 is 890021205.

It can be written as a sum of positive squares in 2 ways, for example, as 491641929 + 10478169 = 22173^2 + 3237^2 .

It is a Curzon number.

It is an unprimeable number.

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 in 11 ways as a sum of consecutive naturals, for example, 22236 + ... + 38712.

Almost surely, 2^502120098 is an apocalyptic number.

502120098 is an abundant number, since it is smaller than the sum of its proper divisors (586515450).

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

502120098 is a wasteful number, since it uses less digits than its factorization.

502120098 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18178 (or 18175 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 27.

The square root of 502120098 is about 22408.0364601631. The cubic root of 502120098 is about 794.8207594016.

The spelling of 502120098 in words is "five hundred two million, one hundred twenty thousand, ninety-eight".