442254154323 has 16 divisors (see below), whose sum is σ = 593253916416. Its totient is φ = 293045550240.

The previous prime is 442254154219. The next prime is 442254154327. The reversal of 442254154323 is 323451452244.

It is not a de Polignac number, because 442254154323 - 2²¹ = 442252057171 is a prime.

It is not an unprimeable number, because it can be changed into a prime (442254154327) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7214440 + ... + 7275482.

It is an arithmetic number, because the mean of its divisors is an integer number (37078369776).

Almost surely, 2^442254154323 is an apocalyptic number.

442254154323 is a deficient number, since it is larger than the sum of its proper divisors (150999762093).

442254154323 is a wasteful number, since it uses less digits than its factorization.

442254154323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75674.

The product of its digits is 460800, while the sum is 39.

The spelling of 442254154323 in words is "four hundred forty-two billion, two hundred fifty-four million, one hundred fifty-four thousand, three hundred twenty-three".