2231442944436 has 48 divisors (see below), whose sum is σ = 5299336515200. Its totient is φ = 730614107520.

The previous prime is 2231442944411. The next prime is 2231442944447. The reversal of 2231442944436 is 6344492441322.

It is a super-3 number, since 3×2231442944436³ (a number of 38 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

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 15 ways as a sum of consecutive naturals, for example, 1564411 + ... + 2628738.

Almost surely, 2^{2231442944436} is an apocalyptic number.

It is an amenable number.

2231442944436 is an abundant number, since it is smaller than the sum of its proper divisors (3067893570764).

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

2231442944436 is a wasteful number, since it uses less digits than its factorization.

2231442944436 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4193944 (or 4193942 counting only the distinct ones).

The product of its digits is 3981312, while the sum is 48.

The spelling of 2231442944436 in words is "two trillion, two hundred thirty-one billion, four hundred forty-two million, nine hundred forty-four thousand, four hundred thirty-six".