15411432132 has 72 divisors (see below), whose sum is σ = 40589482752. Its totient is φ = 4924929600.

The previous prime is 15411432083. The next prime is 15411432173. The reversal of 15411432132 is 23123411451.

It is a junction number, because it is equal to n+sod(n) for n = 15411432096 and 15411432105.

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, 54882 + ... + 183942.

It is an arithmetic number, because the mean of its divisors is an integer number (563742816).

Almost surely, 2^15411432132 is an apocalyptic number.

15411432132 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 15411432132, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (20294741376).

15411432132 is an abundant number, since it is smaller than the sum of its proper divisors (25178050620).

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

15411432132 is a wasteful number, since it uses less digits than its factorization.

15411432132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 129209 (or 129204 counting only the distinct ones).

The product of its digits is 2880, while the sum is 27.

Adding to 15411432132 its reverse (23123411451), we get a palindrome (38534843583).

The spelling of 15411432132 in words is "fifteen billion, four hundred eleven million, four hundred thirty-two thousand, one hundred thirty-two".