442073392996 has 27 divisors (see below), whose sum is σ = 816535406169. Its totient is φ = 209391218208.

The previous prime is 442073392993. The next prime is 442073393009. The reversal of 442073392996 is 699293370244.

It is a happy number.

The square root of 442073392996 is 664886.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 1262380900 + 440811012096 = 35530^2 + 663936^2 .

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 442073392996.

It is not an unprimeable number, because it can be changed into a prime (442073392993) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 25256920 + ... + 25274416.

Almost surely, 2^442073392996 is an apocalyptic number.

442073392996 is the 664886-th square number.

It is an amenable number.

442073392996 is a deficient number, since it is larger than the sum of its proper divisors (374462013173).

442073392996 is an frugal number, since it uses more digits than its factorization.

442073392996 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35036 (or 17518 counting only the distinct ones).

The product of its (nonzero) digits is 17635968, while the sum is 58.

The spelling of 442073392996 in words is "four hundred forty-two billion, seventy-three million, three hundred ninety-two thousand, nine hundred ninety-six".