42244640364 has 24 divisors (see below), whose sum is σ = 99279974080. Its totient is φ = 13980240144.

The previous prime is 42244640359. The next prime is 42244640419. The reversal of 42244640364 is 46304644224.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12661594 + ... + 12664929.

Almost surely, 2^42244640364 is an apocalyptic number.

It is an amenable number.

42244640364 is an abundant number, since it is smaller than the sum of its proper divisors (57035333716).

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

42244640364 is a wasteful number, since it uses less digits than its factorization.

42244640364 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25326669 (or 25326667 counting only the distinct ones).

The product of its (nonzero) digits is 442368, while the sum is 39.

The spelling of 42244640364 in words is "forty-two billion, two hundred forty-four million, six hundred forty thousand, three hundred sixty-four".