156125432232 has 320 divisors, whose sum is σ = 551783232000. Its totient is φ = 40062418560.

The previous prime is 156125432231. The next prime is 156125432261. The reversal of 156125432232 is 232234521651.

156125432232 is a `hidden beast` number, since 1 + 5 + 61 + 2 + 543 + 22 + 32 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (156125432231) by changing a digit.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 4122519 + ... + 4160217.

It is an arithmetic number, because the mean of its divisors is an integer number (1724322600).

Almost surely, 2^156125432232 is an apocalyptic number.

156125432232 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 156125432232, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (275891616000).

156125432232 is an abundant number, since it is smaller than the sum of its proper divisors (395657799768).

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

156125432232 is a wasteful number, since it uses less digits than its factorization.

156125432232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37818 (or 37805 counting only the distinct ones).

The product of its digits is 86400, while the sum is 36.

Adding to 156125432232 its reverse (232234521651), we get a palindrome (388359953883).

The spelling of 156125432232 in words is "one hundred fifty-six billion, one hundred twenty-five million, four hundred thirty-two thousand, two hundred thirty-two".