43117530072492 has 48 divisors (see below), whose sum is σ = 101856432182400. Its totient is φ = 14194477165440.

The previous prime is 43117530072479. The next prime is 43117530072493. The reversal of 43117530072492 is 29427003571134.

It is not an unprimeable number, because it can be changed into a prime (43117530072493) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 22582134 + ... + 24416957.

It is an arithmetic number, because the mean of its divisors is an integer number (2122009003800).

Almost surely, 2^{43117530072492} is an apocalyptic number.

It is an amenable number.

43117530072492 is an abundant number, since it is smaller than the sum of its proper divisors (58738902109908).

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

43117530072492 is a wasteful number, since it uses less digits than its factorization.

43117530072492 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47000046 (or 47000044 counting only the distinct ones).

The product of its (nonzero) digits is 1270080, while the sum is 48.

The spelling of 43117530072492 in words is "forty-three trillion, one hundred seventeen billion, five hundred thirty million, seventy-two thousand, four hundred ninety-two".