42231633613225 has 24 divisors (see below), whose sum is σ = 61307971538688. Its totient is φ = 28252521436800.

The previous prime is 42231633613193. The next prime is 42231633613249. The reversal of 42231633613225 is 52231633613224.

It is a happy number.

It is not a de Polignac number, because 42231633613225 - 2⁵ = 42231633613193 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2942963809 + ... + 2942978158.

It is an arithmetic number, because the mean of its divisors is an integer number (2554498814112).

Almost surely, 2^{42231633613225} is an apocalyptic number.

It is an amenable number.

42231633613225 is a deficient number, since it is larger than the sum of its proper divisors (19076337925463).

42231633613225 is a wasteful number, since it uses less digits than its factorization.

42231633613225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5885942025 (or 5885942020 counting only the distinct ones).

The product of its digits is 933120, while the sum is 43.

Subtracting 42231633613225 from its reverse (52231633613224), we obtain a palindrome (9999999999999).

The spelling of 42231633613225 in words is "forty-two trillion, two hundred thirty-one billion, six hundred thirty-three million, six hundred thirteen thousand, two hundred twenty-five".