442742673100 has 72 divisors (see below), whose sum is σ = 1182463532768. Its totient is φ = 140120755200.

The previous prime is 442742673091. The next prime is 442742673157. The reversal of 442742673100 is 1376247244.

It is a super-2 number, since 2×442742673100² (a number of 24 digits) contains 22 as substring.

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, 24317421 + ... + 24335620.

Almost surely, 2^442742673100 is an apocalyptic number.

It is an amenable number.

442742673100 is an abundant number, since it is smaller than the sum of its proper divisors (739720859668).

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

442742673100 is a wasteful number, since it uses less digits than its factorization.

442742673100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48653075 (or 48653068 counting only the distinct ones).

The product of its (nonzero) digits is 225792, while the sum is 40.

The spelling of 442742673100 in words is "four hundred forty-two billion, seven hundred forty-two million, six hundred seventy-three thousand, one hundred".