36612421663 has 8 divisors (see below), whose sum is σ = 36914648400. Its totient is φ = 36310749888.

The previous prime is 36612421619. The next prime is 36612421667.

It is a happy number.

36612421663 is nontrivially palindromic in base 10.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 36612421663 - 2²⁵ = 36578867231 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (36612421667) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5728 + ... + 270661.

It is an arithmetic number, because the mean of its divisors is an integer number (4614331050).

Almost surely, 2^36612421663 is an apocalyptic number.

36612421663 is a deficient number, since it is larger than the sum of its proper divisors (302226737).

36612421663 is a wasteful number, since it uses less digits than its factorization.

36612421663 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 277481.

The product of its digits is 186624, while the sum is 40.

The spelling of 36612421663 in words is "thirty-six billion, six hundred twelve million, four hundred twenty-one thousand, six hundred sixty-three".