442669725099 has 12 divisors (see below), whose sum is σ = 730756371696. Its totient is φ = 252954128592.

The previous prime is 442669725041. The next prime is 442669725107. The reversal of 442669725099 is 990527966244.

442669725099 is a `hidden beast` number, since 4 + 426 + 6 + 9 + 72 + 50 + 99 = 666.

It is not a de Polignac number, because 442669725099 - 2¹² = 442669721003 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (63), and also a Moran number because the ratio is a prime number: 7026503573 = 442669725099 / (4 + 4 + 2 + 6 + 6 + 9 + 7 + 2 + 5 + 0 + 9 + 9).

It is not an unprimeable number, because it can be changed into a prime (442669725499) 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, 3513251724 + ... + 3513251849.

It is an arithmetic number, because the mean of its divisors is an integer number (60896364308).

Almost surely, 2^442669725099 is an apocalyptic number.

442669725099 is a deficient number, since it is larger than the sum of its proper divisors (288086646597).

442669725099 is a wasteful number, since it uses less digits than its factorization.

442669725099 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7026503586 (or 7026503583 counting only the distinct ones).

The product of its (nonzero) digits is 58786560, while the sum is 63.

The spelling of 442669725099 in words is "four hundred forty-two billion, six hundred sixty-nine million, seven hundred twenty-five thousand, ninety-nine".