36966297881 has 2 divisors, whose sum is σ = 36966297882. Its totient is φ = 36966297880.

The previous prime is 36966297877. The next prime is 36966297923. The reversal of 36966297881 is 18879266963.

36966297881 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 35889408025 + 1076889856 = 189445^2 + 32816^2 .

It is a cyclic number.

It is not a de Polignac number, because 36966297881 - 2² = 36966297877 is a prime.

It is a super-2 number, since 2×36966297881² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (36966297811) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18483148940 + 18483148941.

It is an arithmetic number, because the mean of its divisors is an integer number (18483148941).

Almost surely, 2^36966297881 is an apocalyptic number.

It is an amenable number.

36966297881 is a deficient number, since it is larger than the sum of its proper divisors (1).

36966297881 is an equidigital number, since it uses as much as digits as its factorization.

36966297881 is an evil number, because the sum of its binary digits is even.

The product of its digits is 47029248, while the sum is 65.

The spelling of 36966297881 in words is "thirty-six billion, nine hundred sixty-six million, two hundred ninety-seven thousand, eight hundred eighty-one".