36777923668 has 12 divisors (see below), whose sum is σ = 64363171572. Its totient is φ = 18388446080.

The previous prime is 36777923597. The next prime is 36777923671. The reversal of 36777923668 is 86632977763.

It can be written as a sum of positive squares in 2 ways, for example, as 28917682704 + 7860240964 = 170052^2 + 88658^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 63378 + ... + 278518.

It is an arithmetic number, because the mean of its divisors is an integer number (5363597631).

Almost surely, 2^36777923668 is an apocalyptic number.

It is an amenable number.

36777923668 is a deficient number, since it is larger than the sum of its proper divisors (27585247904).

36777923668 is a wasteful number, since it uses less digits than its factorization.

36777923668 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 257882 (or 257880 counting only the distinct ones).

The product of its digits is 96018048, while the sum is 64.

The spelling of 36777923668 in words is "thirty-six billion, seven hundred seventy-seven million, nine hundred twenty-three thousand, six hundred sixty-eight".