36631503020 has 96 divisors (see below), whose sum is σ = 88636681728. Its totient is φ = 12456801792.

The previous prime is 36631502959. The next prime is 36631503031. The reversal of 36631503020 is 2030513663.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 8991704 + ... + 8995776.

It is an arithmetic number, because the mean of its divisors is an integer number (923298768).

Almost surely, 2^36631503020 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 36631503020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (44318340864).

36631503020 is an abundant number, since it is smaller than the sum of its proper divisors (52005178708).

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

36631503020 is a wasteful number, since it uses less digits than its factorization.

36631503020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4599 (or 4597 counting only the distinct ones).

The product of its (nonzero) digits is 9720, while the sum is 29.

The spelling of 36631503020 in words is "thirty-six billion, six hundred thirty-one million, five hundred three thousand, twenty".