36561121432352 has 96 divisors (see below), whose sum is σ = 80772162375744. Its totient is φ = 16149310387200.

The previous prime is 36561121432307. The next prime is 36561121432361. The reversal of 36561121432352 is 25323412116563.

It is a super-2 number, since 2×36561121432352² (a number of 28 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (44).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8475263 + ... + 12039614.

It is an arithmetic number, because the mean of its divisors is an integer number (841376691414).

Almost surely, 2^{36561121432352} is an apocalyptic number.

36561121432352 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

36561121432352 is an abundant number, since it is smaller than the sum of its proper divisors (44211040943392).

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

36561121432352 is a wasteful number, since it uses less digits than its factorization.

36561121432352 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20515042 (or 20515034 counting only the distinct ones).

The product of its digits is 777600, while the sum is 44.

The spelling of 36561121432352 in words is "thirty-six trillion, five hundred sixty-one billion, one hundred twenty-one million, four hundred thirty-two thousand, three hundred fifty-two".