36311868836 has 48 divisors (see below), whose sum is σ = 65309086080. Its totient is φ = 17659246080.

The previous prime is 36311868809. The next prime is 36311868841. The reversal of 36311868836 is 63886811363.

It is a happy number.

It is a Smith number, since the sum of its digits (53) coincides with the sum of the digits of its prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 25093865 + ... + 25095311.

It is an arithmetic number, because the mean of its divisors is an integer number (1360605960).

Almost surely, 2^36311868836 is an apocalyptic number.

It is an amenable number.

36311868836 is a deficient number, since it is larger than the sum of its proper divisors (28997217244).

36311868836 is a wasteful number, since it uses less digits than its factorization.

36311868836 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2564 (or 2562 counting only the distinct ones).

The product of its digits is 2985984, while the sum is 53.

The spelling of 36311868836 in words is "thirty-six billion, three hundred eleven million, eight hundred sixty-eight thousand, eight hundred thirty-six".