36391468032 has 132 divisors (see below), whose sum is σ = 108703806120. Its totient is φ = 11712110592.

The previous prime is 36391468027. The next prime is 36391468033. The reversal of 36391468032 is 23086419363.

36391468032 is a `hidden beast` number, since 3 + 639 + 1 + 4 + 6 + 8 + 0 + 3 + 2 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (36391468033) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 199183 + ... + 335345.

Almost surely, 2^36391468032 is an apocalyptic number.

36391468032 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 36391468032, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (54351903060).

36391468032 is an abundant number, since it is smaller than the sum of its proper divisors (72312338088).

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

36391468032 is a wasteful number, since it uses less digits than its factorization.

36391468032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 136218 (or 136197 counting only the distinct ones).

The product of its (nonzero) digits is 559872, while the sum is 45.

The spelling of 36391468032 in words is "thirty-six billion, three hundred ninety-one million, four hundred sixty-eight thousand, thirty-two".