36772475717 has 2 divisors, whose sum is σ = 36772475718. Its totient is φ = 36772475716.

The previous prime is 36772475689. The next prime is 36772475737. The reversal of 36772475717 is 71757427763.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 27397201441 + 9375274276 = 165521^2 + 96826^2 .

It is a cyclic number.

It is not a de Polignac number, because 36772475717 - 2¹⁸ = 36772213573 is a prime.

It is a super-3 number, since 3×36772475717³ (a number of 33 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (36772475737) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18386237858 + 18386237859.

It is an arithmetic number, because the mean of its divisors is an integer number (18386237859).

Almost surely, 2^36772475717 is an apocalyptic number.

It is an amenable number.

36772475717 is a deficient number, since it is larger than the sum of its proper divisors (1).

36772475717 is an equidigital number, since it uses as much as digits as its factorization.

36772475717 is an evil number, because the sum of its binary digits is even.

The product of its digits is 12101040, while the sum is 56.

The spelling of 36772475717 in words is "thirty-six billion, seven hundred seventy-two million, four hundred seventy-five thousand, seven hundred seventeen".