15223265432 has 16 divisors (see below), whose sum is σ = 29027413800. Its totient is φ = 7482621760.

The previous prime is 15223265429. The next prime is 15223265479. The reversal of 15223265432 is 23456232251.

It is a super-2 number, since 2×15223265432² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 15223265392 and 15223265401.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16125869 + ... + 16126812.

Almost surely, 2^15223265432 is an apocalyptic number.

It is an amenable number.

15223265432 is a deficient number, since it is larger than the sum of its proper divisors (13804148368).

15223265432 is a wasteful number, since it uses less digits than its factorization.

15223265432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32252746 (or 32252742 counting only the distinct ones).

The product of its digits is 86400, while the sum is 35.

Adding to 15223265432 its reverse (23456232251), we get a palindrome (38679497683).

The spelling of 15223265432 in words is "fifteen billion, two hundred twenty-three million, two hundred sixty-five thousand, four hundred thirty-two".