36000011999980 has 96 divisors (see below), whose sum is σ = 87702751535616. Its totient is φ = 12156813351936.

The previous prime is 36000011999957. The next prime is 36000012000037. The reversal of 36000011999980 is 8999911000063.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 62908219 + ... + 63477901.

It is an arithmetic number, because the mean of its divisors is an integer number (913570328496).

Almost surely, 2^{36000011999980} 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 36000011999980, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (43851375767808).

36000011999980 is an abundant number, since it is smaller than the sum of its proper divisors (51702739535636).

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

36000011999980 is a wasteful number, since it uses less digits than its factorization.

36000011999980 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 576503 (or 576501 counting only the distinct ones).

The product of its (nonzero) digits is 944784, while the sum is 55.

The spelling of 36000011999980 in words is "thirty-six trillion, eleven million, nine hundred ninety-nine thousand, nine hundred eighty".