36399903020 has 48 divisors (see below), whose sum is σ = 84975276288. Its totient is φ = 13006414080.

The previous prime is 36399902993. The next prime is 36399903041. The reversal of 36399903020 is 2030999363.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2249999 + ... + 2266118.

It is an arithmetic number, because the mean of its divisors is an integer number (1770318256).

Almost surely, 2^36399903020 is an apocalyptic number.

It is an amenable number.

36399903020 is an abundant number, since it is smaller than the sum of its proper divisors (48575373268).

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

36399903020 is a wasteful number, since it uses less digits than its factorization.

36399903020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4516170 (or 4516168 counting only the distinct ones).

The product of its (nonzero) digits is 236196, while the sum is 44.

The spelling of 36399903020 in words is "thirty-six billion, three hundred ninety-nine million, nine hundred three thousand, twenty".