36771375769 has 4 divisors (see below), whose sum is σ = 36772626996. Its totient is φ = 36770124544.

The previous prime is 36771375761. The next prime is 36771375791. The reversal of 36771375769 is 96757317763.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 23789052169 + 12982323600 = 154237^2 + 113940^2 .

It is a cyclic number.

It is not a de Polignac number, because 36771375769 - 2³ = 36771375761 is a prime.

It is a super-2 number, since 2×36771375769² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (36771375761) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 580444 + ... + 640669.

It is an arithmetic number, because the mean of its divisors is an integer number (9193156749).

Almost surely, 2^36771375769 is an apocalyptic number.

It is an amenable number.

36771375769 is a deficient number, since it is larger than the sum of its proper divisors (1251227).

36771375769 is a wasteful number, since it uses less digits than its factorization.

36771375769 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1251226.

The product of its digits is 35006580, while the sum is 61.

The spelling of 36771375769 in words is "thirty-six billion, seven hundred seventy-one million, three hundred seventy-five thousand, seven hundred sixty-nine".