43321379426 has 32 divisors (see below), whose sum is σ = 70432320000. Its totient is φ = 19865736000.

The previous prime is 43321379393. The next prime is 43321379447. The reversal of 43321379426 is 62497312334.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3880100 + ... + 3891248.

It is an arithmetic number, because the mean of its divisors is an integer number (2201010000).

Almost surely, 2^43321379426 is an apocalyptic number.

43321379426 is a deficient number, since it is larger than the sum of its proper divisors (27110940574).

43321379426 is a wasteful number, since it uses less digits than its factorization.

43321379426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12114.

The product of its digits is 653184, while the sum is 44.

The spelling of 43321379426 in words is "forty-three billion, three hundred twenty-one million, three hundred seventy-nine thousand, four hundred twenty-six".