6642300032466 has 32 divisors (see below), whose sum is σ = 15205865978880. Its totient is φ = 1894866771216.

The previous prime is 6642300032447. The next prime is 6642300032539.

6642300032466 is nontrivially palindromic in base 10.

It is a Harshad number since it is a multiple of its sum of digits (42).

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, 122190756 + ... + 122245103.

It is an arithmetic number, because the mean of its divisors is an integer number (475183311840).

Almost surely, 2^{6642300032466} is an apocalyptic number.

6642300032466 is an abundant number, since it is smaller than the sum of its proper divisors (8563565946414).

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

6642300032466 is a wasteful number, since it uses less digits than its factorization.

6642300032466 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 244436518.

The product of its (nonzero) digits is 746496, while the sum is 42.

It can be divided in two parts, 66423000 and 32466, that added together give a palindrome (66455466).

The spelling of 6642300032466 in words is "six trillion, six hundred forty-two billion, three hundred million, thirty-two thousand, four hundred sixty-six".