442523312307 has 12 divisors (see below), whose sum is σ = 639213505944. Its totient is φ = 295009464960.

The previous prime is 442523312263. The next prime is 442523312333. The reversal of 442523312307 is 703213325244.

442523312307 is a `hidden beast` number, since 4 + 4 + 2 + 523 + 3 + 123 + 0 + 7 = 666.

It is not a de Polignac number, because 442523312307 - 2¹² = 442523308211 is a prime.

It is not an unprimeable number, because it can be changed into a prime (442523312347) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 20638 + ... + 940995.

It is an arithmetic number, because the mean of its divisors is an integer number (53267792162).

Almost surely, 2^442523312307 is an apocalyptic number.

442523312307 is a deficient number, since it is larger than the sum of its proper divisors (196690193637).

442523312307 is a wasteful number, since it uses less digits than its factorization.

442523312307 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1012770 (or 1012767 counting only the distinct ones).

The product of its (nonzero) digits is 120960, while the sum is 36.

The spelling of 442523312307 in words is "four hundred forty-two billion, five hundred twenty-three million, three hundred twelve thousand, three hundred seven".