36556149072 has 160 divisors (see below), whose sum is σ = 98746179840. Its totient is φ = 11644272640.

The previous prime is 36556149023. The next prime is 36556149083. The reversal of 36556149072 is 27094165563.

It is a super-2 number, since 2×36556149072² (a number of 22 digits) contains 22 as substring.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 19791253 + ... + 19793099.

It is an arithmetic number, because the mean of its divisors is an integer number (617163624).

Almost surely, 2^36556149072 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 36556149072, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (49373089920).

36556149072 is an abundant number, since it is smaller than the sum of its proper divisors (62190030768).

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

36556149072 is a wasteful number, since it uses less digits than its factorization.

36556149072 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2101 (or 2095 counting only the distinct ones).

The product of its (nonzero) digits is 1360800, while the sum is 48.

The spelling of 36556149072 in words is "thirty-six billion, five hundred fifty-six million, one hundred forty-nine thousand, seventy-two".