36167974993 has 2 divisors, whose sum is σ = 36167974994. Its totient is φ = 36167974992.

The previous prime is 36167974981. The next prime is 36167975021. The reversal of 36167974993 is 39947976163.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 25589441089 + 10578533904 = 159967^2 + 102852^2 .

It is a cyclic number.

It is not a de Polignac number, because 36167974993 - 2⁵ = 36167974961 is a prime.

It is not a weakly prime, because it can be changed into another prime (36167974933) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18083987496 + 18083987497.

It is an arithmetic number, because the mean of its divisors is an integer number (18083987497).

Almost surely, 2^36167974993 is an apocalyptic number.

It is an amenable number.

36167974993 is a deficient number, since it is larger than the sum of its proper divisors (1).

36167974993 is an equidigital number, since it uses as much as digits as its factorization.

36167974993 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 46294416, while the sum is 64.

The spelling of 36167974993 in words is "thirty-six billion, one hundred sixty-seven million, nine hundred seventy-four thousand, nine hundred ninety-three".