36443631612 has 24 divisors (see below), whose sum is σ = 90037208016. Its totient is φ = 11433296128.

The previous prime is 36443631593. The next prime is 36443631619. The reversal of 36443631612 is 21613634463.

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (36443631619) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 89322423 + ... + 89322830.

It is an arithmetic number, because the mean of its divisors is an integer number (3751550334).

Almost surely, 2^36443631612 is an apocalyptic number.

It is an amenable number.

36443631612 is an abundant number, since it is smaller than the sum of its proper divisors (53593576404).

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

36443631612 is a wasteful number, since it uses less digits than its factorization.

36443631612 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 178645277 (or 178645275 counting only the distinct ones).

The product of its digits is 186624, while the sum is 39.

The spelling of 36443631612 in words is "thirty-six billion, four hundred forty-three million, six hundred thirty-one thousand, six hundred twelve".