15263216432 has 40 divisors (see below), whose sum is σ = 30747697200. Its totient is φ = 7331002112.

The previous prime is 15263216417. The next prime is 15263216483. The reversal of 15263216432 is 23461236251.

It is a junction number, because it is equal to n+sod(n) for n = 15263216392 and 15263216401.

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, 7919 + ... + 174897.

It is an arithmetic number, because the mean of its divisors is an integer number (768692430).

Almost surely, 2^15263216432 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 15263216432, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15373848600).

15263216432 is an abundant number, since it is smaller than the sum of its proper divisors (15484480768).

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

15263216432 is a wasteful number, since it uses less digits than its factorization.

15263216432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 167213 (or 167207 counting only the distinct ones).

The product of its digits is 51840, while the sum is 35.

The spelling of 15263216432 in words is "fifteen billion, two hundred sixty-three million, two hundred sixteen thousand, four hundred thirty-two".