36439920132 has 48 divisors (see below), whose sum is σ = 106007043072. Its totient is φ = 9464914080.

The previous prime is 36439920091. The next prime is 36439920151. The reversal of 36439920132 is 23102993463.

36439920132 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19717648 + ... + 19719495.

It is an arithmetic number, because the mean of its divisors is an integer number (2208480064).

Almost surely, 2^36439920132 is an apocalyptic number.

It is an amenable number.

36439920132 is an abundant number, since it is smaller than the sum of its proper divisors (69567122940).

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

36439920132 is a wasteful number, since it uses less digits than its factorization.

36439920132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39437168 (or 39437166 counting only the distinct ones).

The product of its (nonzero) digits is 209952, while the sum is 42.

The spelling of 36439920132 in words is "thirty-six billion, four hundred thirty-nine million, nine hundred twenty thousand, one hundred thirty-two".