36726431808 has 112 divisors (see below), whose sum is σ = 106153793280. Its totient is φ = 11113689600.

The previous prime is 36726431783. The next prime is 36726431813. The reversal of 36726431808 is 80813462763.

It is a Harshad number since it is a multiple of its sum of digits (48).

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, 1549003 + ... + 1572533.

Almost surely, 2^36726431808 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 36726431808, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (53076896640).

36726431808 is an abundant number, since it is smaller than the sum of its proper divisors (69427361472).

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

36726431808 is a wasteful number, since it uses less digits than its factorization.

36726431808 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24296 (or 24286 counting only the distinct ones).

The product of its (nonzero) digits is 1161216, while the sum is 48.

The spelling of 36726431808 in words is "thirty-six billion, seven hundred twenty-six million, four hundred thirty-one thousand, eight hundred eight".