234101131440 has 160 divisors (see below), whose sum is σ = 806625444096. Its totient is φ = 55680967680.

The previous prime is 234101131409. The next prime is 234101131489. The reversal of 234101131440 is 44131101432.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a self number, because there is not a number n which added to its sum of digits gives 234101131440.

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, 696634 + ... + 976473.

Almost surely, 2^234101131440 is an apocalyptic number.

234101131440 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

234101131440 is an abundant number, since it is smaller than the sum of its proper divisors (572524312656).

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

234101131440 is a wasteful number, since it uses less digits than its factorization.

234101131440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1673187 (or 1673181 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 24.

Adding to 234101131440 its reverse (44131101432), we get a palindrome (278232232872).

The spelling of 234101131440 in words is "two hundred thirty-four billion, one hundred one million, one hundred thirty-one thousand, four hundred forty".