36801573793 has 2 divisors, whose sum is σ = 36801573794. Its totient is φ = 36801573792.

The previous prime is 36801573761. The next prime is 36801573797. The reversal of 36801573793 is 39737510863.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 28181008384 + 8620565409 = 167872^2 + 92847^2 .

It is a cyclic number.

It is not a de Polignac number, because 36801573793 - 2⁵ = 36801573761 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 36801573793.

It is not a weakly prime, because it can be changed into another prime (36801573797) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18400786896 + 18400786897.

It is an arithmetic number, because the mean of its divisors is an integer number (18400786897).

Almost surely, 2^36801573793 is an apocalyptic number.

It is an amenable number.

36801573793 is a deficient number, since it is larger than the sum of its proper divisors (1).

36801573793 is an equidigital number, since it uses as much as digits as its factorization.

36801573793 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2857680, while the sum is 52.

The spelling of 36801573793 in words is "thirty-six billion, eight hundred one million, five hundred seventy-three thousand, seven hundred ninety-three".