36001980612 has 36 divisors (see below), whose sum is σ = 98005392940. Its totient is φ = 11077532352.

The previous prime is 36001980601. The next prime is 36001980629. The reversal of 36001980612 is 21608910063.

36001980612 is a `hidden beast` number, since 36 + 0 + 0 + 1 + 9 + 8 + 0 + 612 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 3938064516 + 32063916096 = 62754^2 + 179064^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is a super-2 number, since 2×36001980612² (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

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 11 ways as a sum of consecutive naturals, for example, 38463187 + ... + 38464122.

Almost surely, 2^36001980612 is an apocalyptic number.

It is an amenable number.

36001980612 is an abundant number, since it is smaller than the sum of its proper divisors (62003412328).

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

36001980612 is a wasteful number, since it uses less digits than its factorization.

36001980612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 76927332 (or 76927327 counting only the distinct ones).

The product of its (nonzero) digits is 15552, while the sum is 36.

The spelling of 36001980612 in words is "thirty-six billion, one million, nine hundred eighty thousand, six hundred twelve".