36618973059 has 4 divisors (see below), whose sum is σ = 48825297416. Its totient is φ = 24412648704.

The previous prime is 36618973043. The next prime is 36618973067. The reversal of 36618973059 is 95037981663.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 36618973059 - 2⁴ = 36618973043 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (36618973759) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6103162174 + ... + 6103162179.

It is an arithmetic number, because the mean of its divisors is an integer number (12206324354).

Almost surely, 2^36618973059 is an apocalyptic number.

36618973059 is a deficient number, since it is larger than the sum of its proper divisors (12206324357).

36618973059 is a wasteful number, since it uses less digits than its factorization.

36618973059 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12206324356.

The product of its (nonzero) digits is 7348320, while the sum is 57.

The spelling of 36618973059 in words is "thirty-six billion, six hundred eighteen million, nine hundred seventy-three thousand, fifty-nine".