36216345799872 has 112 divisors (see below), whose sum is σ = 121679257093120. Its totient is φ = 10347527367936.

The previous prime is 36216345799859. The next prime is 36216345799897. The reversal of 36216345799872 is 27899754361263.

It is a happy number.

36216345799872 is a `hidden beast` number, since 3 + 6 + 2 + 1 + 6 + 3 + 457 + 99 + 87 + 2 = 666.

It is a tau number, because it is divible by the number of its divisors (112).

It is a Harshad number since it is a multiple of its sum of digits (72).

It is a self number, because there is not a number n which added to its sum of digits gives 36216345799872.

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, 1497026008 + ... + 1497050199.

Almost surely, 2^{36216345799872} is an apocalyptic number.

36216345799872 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

36216345799872 is an abundant number, since it is smaller than the sum of its proper divisors (85462911293248).

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

36216345799872 is a wasteful number, since it uses less digits than its factorization.

36216345799872 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2994076235 (or 2994076219 counting only the distinct ones).

The product of its digits is 823011840, while the sum is 72.

The spelling of 36216345799872 in words is "thirty-six trillion, two hundred sixteen billion, three hundred forty-five million, seven hundred ninety-nine thousand, eight hundred seventy-two".