36918966981963 has 96 divisors (see below), whose sum is σ = 55999920936960. Its totient is φ = 21596292748800.

The previous prime is 36918966981917. The next prime is 36918966981979.

36918966981963 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 36918966981963 - 2⁶ = 36918966981899 is a prime.

It is not an unprimeable number, because it can be changed into a prime (36918966981263) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 8283364831 + ... + 8283369287.

It is an arithmetic number, because the mean of its divisors is an integer number (583332509760).

Almost surely, 2^{36918966981963} is an apocalyptic number.

36918966981963 is a gapful number since it is divisible by the number (33) formed by its first and last digit.

36918966981963 is a deficient number, since it is larger than the sum of its proper divisors (19080953954997).

36918966981963 is a wasteful number, since it uses less digits than its factorization.

36918966981963 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6289 (or 6278 counting only the distinct ones).

The product of its digits is 4897760256, while the sum is 84.

The spelling of 36918966981963 in words is "thirty-six trillion, nine hundred eighteen billion, nine hundred sixty-six million, nine hundred eighty-one thousand, nine hundred sixty-three".