36938835217 has 2 divisors, whose sum is σ = 36938835218. Its totient is φ = 36938835216.

The previous prime is 36938835209. The next prime is 36938835229. The reversal of 36938835217 is 71253883963.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 24545802241 + 12393032976 = 156671^2 + 111324^2 .

It is a cyclic number.

It is not a de Polignac number, because 36938835217 - 2³ = 36938835209 is a prime.

It is not a weakly prime, because it can be changed into another prime (36938845217) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18469417608 + 18469417609.

It is an arithmetic number, because the mean of its divisors is an integer number (18469417609).

Almost surely, 2^36938835217 is an apocalyptic number.

It is an amenable number.

36938835217 is a deficient number, since it is larger than the sum of its proper divisors (1).

36938835217 is an equidigital number, since it uses as much as digits as its factorization.

36938835217 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6531840, while the sum is 55.

It can be divided in two parts, 3693 and 8835217, that added together give a triangular number (8838910 = T₄₂₀₄).

The spelling of 36938835217 in words is "thirty-six billion, nine hundred thirty-eight million, eight hundred thirty-five thousand, two hundred seventeen".