6635444445366 has 48 divisors (see below), whose sum is σ = 14701868654592. Its totient is φ = 1994908109040.

The previous prime is 6635444445319. The next prime is 6635444445391.

6635444445366 is nontrivially palindromic in base 10.

It is a hoax number, since the sum of its digits (60) coincides with the sum of the digits of its distinct prime factors.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 35890990 + ... + 36075393.

It is an arithmetic number, because the mean of its divisors is an integer number (306288930304).

Almost surely, 2^{6635444445366} is an apocalyptic number.

6635444445366 is a gapful number since it is divisible by the number (66) formed by its first and last digit.

6635444445366 is an abundant number, since it is smaller than the sum of its proper divisors (8066424209226).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6635444445366 is a wasteful number, since it uses less digits than its factorization.

6635444445366 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71966537 (or 71966526 counting only the distinct ones).

The product of its digits is 298598400, while the sum is 60.

The spelling of 6635444445366 in words is "six trillion, six hundred thirty-five billion, four hundred forty-four million, four hundred forty-five thousand, three hundred sixty-six".