36663767443021 has 8 divisors (see below), whose sum is σ = 36711920096640. Its totient is φ = 36615621785568.

The previous prime is 36663767443019. The next prime is 36663767443031. The reversal of 36663767443021 is 12034476736663.

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 36663767443021 - 2¹ = 36663767443019 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 (36663767443031) 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, 8780530 + ... + 12264796.

It is an arithmetic number, because the mean of its divisors is an integer number (4588990012080).

Almost surely, 2^{36663767443021} is an apocalyptic number.

It is an amenable number.

36663767443021 is a deficient number, since it is larger than the sum of its proper divisors (48152653619).

36663767443021 is a wasteful number, since it uses less digits than its factorization.

36663767443021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3498083.

The product of its (nonzero) digits is 54867456, while the sum is 58.

The spelling of 36663767443021 in words is "thirty-six trillion, six hundred sixty-three billion, seven hundred sixty-seven million, four hundred forty-three thousand, twenty-one".