442653623274 has 16 divisors (see below), whose sum is σ = 885313778400. Its totient is φ = 147550119120.

The previous prime is 442653623263. The next prime is 442653623281. The reversal of 442653623274 is 472326356244.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1385152 + ... + 1674500.

It is an arithmetic number, because the mean of its divisors is an integer number (55332111150).

Almost surely, 2^442653623274 is an apocalyptic number.

442653623274 is an abundant number, since it is smaller than the sum of its proper divisors (442660155126).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

442653623274 is a wasteful number, since it uses less digits than its factorization.

442653623274 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 544325.

The product of its digits is 5806080, while the sum is 48.

The spelling of 442653623274 in words is "four hundred forty-two billion, six hundred fifty-three million, six hundred twenty-three thousand, two hundred seventy-four".