442426060656 has 120 divisors (see below), whose sum is σ = 1241440178160. Its totient is φ = 147087387648.

The previous prime is 442426060619. The next prime is 442426060667. The reversal of 442426060656 is 656060624244.

442426060656 is a `hidden beast` number, since 442 + 42 + 60 + 60 + 6 + 56 = 666.

442426060656 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

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, 136003926 + ... + 136007178.

It is an arithmetic number, because the mean of its divisors is an integer number (10345334818).

Almost surely, 2^442426060656 is an apocalyptic number.

It is an amenable number.

442426060656 is an abundant number, since it is smaller than the sum of its proper divisors (799014117504).

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

442426060656 is a wasteful number, since it uses less digits than its factorization.

442426060656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5463 (or 5454 counting only the distinct ones).

The product of its (nonzero) digits is 1658880, while the sum is 45.

The spelling of 442426060656 in words is "four hundred forty-two billion, four hundred twenty-six million, sixty thousand, six hundred fifty-six".