43213996458 has 48 divisors (see below), whose sum is σ = 94718824200. Its totient is φ = 14237329920.

The previous prime is 43213996429. The next prime is 43213996471. The reversal of 43213996458 is 85469931234.

43213996458 is a `hidden beast` number, since 432 + 13 + 99 + 64 + 58 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 8025113889 + 35188882569 = 89583^2 + 187587^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 8137108 + ... + 8142416.

Almost surely, 2^43213996458 is an apocalyptic number.

43213996458 is an abundant number, since it is smaller than the sum of its proper divisors (51504827742).

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

43213996458 is a wasteful number, since it uses less digits than its factorization.

43213996458 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10487 (or 10484 counting only the distinct ones).

The product of its digits is 5598720, while the sum is 54.

The spelling of 43213996458 in words is "forty-three billion, two hundred thirteen million, nine hundred ninety-six thousand, four hundred fifty-eight".