42664246624 has 12 divisors (see below), whose sum is σ = 83995235604. Its totient is φ = 21332123296.

The previous prime is 42664246607. The next prime is 42664246643.

42664246624 is nontrivially palindromic in base 10.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 666628822 + ... + 666628885.

It is an arithmetic number, because the mean of its divisors is an integer number (6999602967).

Almost surely, 2^42664246624 is an apocalyptic number.

It is an amenable number.

42664246624 is a deficient number, since it is larger than the sum of its proper divisors (41330988980).

42664246624 is a wasteful number, since it uses less digits than its factorization.

42664246624 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1333257717 (or 1333257709 counting only the distinct ones).

The product of its digits is 2654208, while the sum is 46.

The spelling of 42664246624 in words is "forty-two billion, six hundred sixty-four million, two hundred forty-six thousand, six hundred twenty-four".