43153112656 has 20 divisors (see below), whose sum is σ = 83632614804. Its totient is φ = 21570502400.

The previous prime is 43153112633. The next prime is 43153112687. The reversal of 43153112656 is 65621135134.

It can be written as a sum of positive squares in 2 ways, for example, as 26438760000 + 16714352656 = 162600^2 + 129284^2 .

It is a super-2 number, since 2×43153112656² (a number of 22 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 3 ways as a sum of consecutive naturals, for example, 319285 + ... + 433876.

Almost surely, 2^43153112656 is an apocalyptic number.

It is an amenable number.

43153112656 is a deficient number, since it is larger than the sum of its proper divisors (40479502148).

43153112656 is a wasteful number, since it uses less digits than its factorization.

43153112656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 756750 (or 756744 counting only the distinct ones).

The product of its digits is 64800, while the sum is 37.

The spelling of 43153112656 in words is "forty-three billion, one hundred fifty-three million, one hundred twelve thousand, six hundred fifty-six".