23225531432 has 8 divisors (see below), whose sum is σ = 43547871450. Its totient is φ = 11612765712.

The previous prime is 23225531419. The next prime is 23225531447. The reversal of 23225531432 is 23413552232.

It can be written as a sum of positive squares in only one way, i.e., 15778876996 + 7446654436 = 125614^2 + 86294^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1451595707 + ... + 1451595722.

Almost surely, 2^23225531432 is an apocalyptic number.

It is an amenable number.

23225531432 is a deficient number, since it is larger than the sum of its proper divisors (20322340018).

23225531432 is a wasteful number, since it uses less digits than its factorization.

23225531432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2903191435 (or 2903191431 counting only the distinct ones).

The product of its digits is 43200, while the sum is 32.

The spelling of 23225531432 in words is "twenty-three billion, two hundred twenty-five million, five hundred thirty-one thousand, four hundred thirty-two".