36801073691 has 2 divisors, whose sum is σ = 36801073692. Its totient is φ = 36801073690.

The previous prime is 36801073667. The next prime is 36801073721. The reversal of 36801073691 is 19637010863.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 36801073691 - 2⁶ = 36801073627 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (36801033691) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18400536845 + 18400536846.

It is an arithmetic number, because the mean of its divisors is an integer number (18400536846).

Almost surely, 2^36801073691 is an apocalyptic number.

36801073691 is a deficient number, since it is larger than the sum of its proper divisors (1).

36801073691 is an equidigital number, since it uses as much as digits as its factorization.

36801073691 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 163296, while the sum is 44.

The spelling of 36801073691 in words is "thirty-six billion, eight hundred one million, seventy-three thousand, six hundred ninety-one".