12356152432 has 120 divisors (see below), whose sum is σ = 27558526320. Its totient is φ = 5345832960.

The previous prime is 12356152429. The next prime is 12356152439. The reversal of 12356152432 is 23425165321.

It is a Harshad number since it is a multiple of its sum of digits (34).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12356152439) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 17881207 + ... + 17881897.

It is an arithmetic number, because the mean of its divisors is an integer number (229654386).

Almost surely, 2^12356152432 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 12356152432, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13779263160).

12356152432 is an abundant number, since it is smaller than the sum of its proper divisors (15202373888).

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

12356152432 is a wasteful number, since it uses less digits than its factorization.

12356152432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1131 (or 1112 counting only the distinct ones).

The product of its digits is 43200, while the sum is 34.

The spelling of 12356152432 in words is "twelve billion, three hundred fifty-six million, one hundred fifty-two thousand, four hundred thirty-two".