43425514972 has 24 divisors (see below), whose sum is σ = 86856003584. Its totient is φ = 18609869232.

The previous prime is 43425514963. The next prime is 43425515017. The reversal of 43425514972 is 27941552434.

43425514972 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 636373 + ... + 701299.

Almost surely, 2^43425514972 is an apocalyptic number.

It is an amenable number.

43425514972 is an abundant number, since it is smaller than the sum of its proper divisors (43430488612).

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

43425514972 is a wasteful number, since it uses less digits than its factorization.

43425514972 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 88825 (or 88823 counting only the distinct ones).

The product of its digits is 1209600, while the sum is 46.

The spelling of 43425514972 in words is "forty-three billion, four hundred twenty-five million, five hundred fourteen thousand, nine hundred seventy-two".