442377231454 has 8 divisors (see below), whose sum is σ = 663592341528. Its totient is φ = 221179784280.

The previous prime is 442377231451. The next prime is 442377231473. The reversal of 442377231454 is 454132773244.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×442377231454² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (442377231451) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4352932 + ... + 4453399.

It is an arithmetic number, because the mean of its divisors is an integer number (82949042691).

Almost surely, 2^442377231454 is an apocalyptic number.

442377231454 is a deficient number, since it is larger than the sum of its proper divisors (221215110074).

442377231454 is a wasteful number, since it uses less digits than its factorization.

442377231454 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8831450.

The product of its digits is 2257920, while the sum is 46.

The spelling of 442377231454 in words is "four hundred forty-two billion, three hundred seventy-seven million, two hundred thirty-one thousand, four hundred fifty-four".