43325438172 has 24 divisors (see below), whose sum is σ = 102372345600. Its totient is φ = 14259004656.

The previous prime is 43325438131. The next prime is 43325438203. The reversal of 43325438172 is 27183452334.

43325438172 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, 22850022 + ... + 22851917.

It is an arithmetic number, because the mean of its divisors is an integer number (4265514400).

Almost surely, 2^43325438172 is an apocalyptic number.

It is an amenable number.

43325438172 is an abundant number, since it is smaller than the sum of its proper divisors (59046907428).

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

43325438172 is a wasteful number, since it uses less digits than its factorization.

43325438172 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45702025 (or 45702023 counting only the distinct ones).

The product of its digits is 483840, while the sum is 42.

The spelling of 43325438172 in words is "forty-three billion, three hundred twenty-five million, four hundred thirty-eight thousand, one hundred seventy-two".