36436746977 has 2 divisors, whose sum is σ = 36436746978. Its totient is φ = 36436746976.

The previous prime is 36436746919. The next prime is 36436746989. The reversal of 36436746977 is 77964763463.

It is a happy number.

36436746977 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 21834199696 + 14602547281 = 147764^2 + 120841^2 .

It is a cyclic number.

It is not a de Polignac number, because 36436746977 - 2⁸ = 36436746721 is a prime.

It is not a weakly prime, because it can be changed into another prime (36436746277) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18218373488 + 18218373489.

It is an arithmetic number, because the mean of its divisors is an integer number (18218373489).

Almost surely, 2^36436746977 is an apocalyptic number.

It is an amenable number.

36436746977 is a deficient number, since it is larger than the sum of its proper divisors (1).

36436746977 is an equidigital number, since it uses as much as digits as its factorization.

36436746977 is an evil number, because the sum of its binary digits is even.

The product of its digits is 96018048, while the sum is 62.

The spelling of 36436746977 in words is "thirty-six billion, four hundred thirty-six million, seven hundred forty-six thousand, nine hundred seventy-seven".