240431160400 has 120 divisors (see below), whose sum is σ = 608272253600. Its totient is φ = 91075622400.

The previous prime is 240431160397. The next prime is 240431160421. The reversal of 240431160400 is 4061134042.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is a congruent number.

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, 28412170 + ... + 28420630.

Almost surely, 2^240431160400 is an apocalyptic number.

240431160400 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 240431160400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (304136126800).

240431160400 is an abundant number, since it is smaller than the sum of its proper divisors (367841093200).

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

240431160400 is a wasteful number, since it uses less digits than its factorization.

240431160400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12237 (or 12226 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 25.

Adding to 240431160400 its reverse (4061134042), we get a palindrome (244492294442).

The spelling of 240431160400 in words is "two hundred forty billion, four hundred thirty-one million, one hundred sixty thousand, four hundred".