240240431132 has 24 divisors (see below), whose sum is σ = 453319166832. Its totient is φ = 110743459200.

The previous prime is 240240431099. The next prime is 240240431141. The reversal of 240240431132 is 231134042042.

It is a Harshad number since it is a multiple of its sum of digits (26).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2806169 + ... + 2890512.

It is an arithmetic number, because the mean of its divisors is an integer number (18888298618).

Almost surely, 2^240240431132 is an apocalyptic number.

It is an amenable number.

240240431132 is a deficient number, since it is larger than the sum of its proper divisors (213078735700).

240240431132 is a wasteful number, since it uses less digits than its factorization.

240240431132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5697509 (or 5697507 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 26.

Adding to 240240431132 its reverse (231134042042), we get a palindrome (471374473174).

The spelling of 240240431132 in words is "two hundred forty billion, two hundred forty million, four hundred thirty-one thousand, one hundred thirty-two".