36516665580 has 72 divisors (see below), whose sum is σ = 104801599056. Its totient is φ = 9500244480.

The previous prime is 36516665579. The next prime is 36516665587. The reversal of 36516665580 is 8556661563.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (36516665587) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 80167 + ... + 281886.

Almost surely, 2^36516665580 is an apocalyptic number.

36516665580 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

36516665580 is an abundant number, since it is smaller than the sum of its proper divisors (68284933476).

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

36516665580 is a wasteful number, since it uses less digits than its factorization.

36516665580 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 362147 (or 362104 counting only the distinct ones).

The product of its (nonzero) digits is 3888000, while the sum is 51.

The spelling of 36516665580 in words is "thirty-six billion, five hundred sixteen million, six hundred sixty-five thousand, five hundred eighty".