231412544000 has 320 divisors, whose sum is σ = 633163474944. Its totient is φ = 83660800000.

The previous prime is 231412543993. The next prime is 231412544021. The reversal of 231412544000 is 445214132.

It is a tau number, because it is divible by the number of its divisors (320).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 134463140 + ... + 134464860.

Almost surely, 2^231412544000 is an apocalyptic number.

231412544000 is a gapful number since it is divisible by the number (20) 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 231412544000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (316581737472).

231412544000 is an abundant number, since it is smaller than the sum of its proper divisors (401750930944).

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

231412544000 is a wasteful number, since it uses less digits than its factorization.

231412544000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1956 (or 1930 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 26.

Adding to 231412544000 its reverse (445214132), we get a palindrome (231857758132).

The spelling of 231412544000 in words is "two hundred thirty-one billion, four hundred twelve million, five hundred forty-four thousand".