442615552738232 has 32 divisors (see below), whose sum is σ = 858609067783680. Its totient is φ = 213685364736480.

The previous prime is 442615552738133. The next prime is 442615552738241. The reversal of 442615552738232 is 232837255516244.

It is a happy number.

It is a super-2 number, since 2×442615552738232² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

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, 2014269518 + ... + 2014489245.

It is an arithmetic number, because the mean of its divisors is an integer number (26831533368240).

Almost surely, 2^{442615552738232} is an apocalyptic number.

It is an amenable number.

442615552738232 is a deficient number, since it is larger than the sum of its proper divisors (415993515045448).

442615552738232 is a wasteful number, since it uses less digits than its factorization.

442615552738232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4028759243 (or 4028759239 counting only the distinct ones).

The product of its digits is 96768000, while the sum is 59.

The spelling of 442615552738232 in words is "four hundred forty-two trillion, six hundred fifteen billion, five hundred fifty-two million, seven hundred thirty-eight thousand, two hundred thirty-two".