43523379425 has 24 divisors (see below), whose sum is σ = 54427754496. Its totient is φ = 34523072640.

The previous prime is 43523379407. The next prime is 43523379457. The reversal of 43523379425 is 52497332534.

It is not a de Polignac number, because 43523379425 - 2⁸ = 43523379169 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 43523379425.

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, 6832592 + ... + 6838958.

It is an arithmetic number, because the mean of its divisors is an integer number (2267823104).

Almost surely, 2^43523379425 is an apocalyptic number.

It is an amenable number.

43523379425 is a deficient number, since it is larger than the sum of its proper divisors (10904375071).

43523379425 is a wasteful number, since it uses less digits than its factorization.

43523379425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8657 (or 8652 counting only the distinct ones).

The product of its digits is 2721600, while the sum is 47.

The spelling of 43523379425 in words is "forty-three billion, five hundred twenty-three million, three hundred seventy-nine thousand, four hundred twenty-five".