43312144115516 has 12 divisors (see below), whose sum is σ = 76755698433120. Its totient is φ = 21381944563200.

The previous prime is 43312144115503. The next prime is 43312144115623. The reversal of 43312144115516 is 61551144121334.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 68531873285 + ... + 68531873916.

It is an arithmetic number, because the mean of its divisors is an integer number (6396308202760).

Almost surely, 2^{43312144115516} is an apocalyptic number.

It is an amenable number.

43312144115516 is a deficient number, since it is larger than the sum of its proper divisors (33443554317604).

43312144115516 is a wasteful number, since it uses less digits than its factorization.

43312144115516 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 137063747284 (or 137063747282 counting only the distinct ones).

The product of its digits is 172800, while the sum is 41.

The spelling of 43312144115516 in words is "forty-three trillion, three hundred twelve billion, one hundred forty-four million, one hundred fifteen thousand, five hundred sixteen".