2240031043432 has 64 divisors (see below), whose sum is σ = 5170469713920. Its totient is φ = 885966018048.

The previous prime is 2240031043429. The next prime is 2240031043493. The reversal of 2240031043432 is 2343401300422.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a self number, because there is not a number n which added to its sum of digits gives 2240031043432.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2899513 + ... + 3589879.

It is an arithmetic number, because the mean of its divisors is an integer number (80788589280).

Almost surely, 2^{2240031043432} is an apocalyptic number.

It is an amenable number.

2240031043432 is an abundant number, since it is smaller than the sum of its proper divisors (2930438670488).

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

2240031043432 is a wasteful number, since it uses less digits than its factorization.

2240031043432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 694850 (or 694846 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 28.

Adding to 2240031043432 its reverse (2343401300422), we get a palindrome (4583432343854).

The spelling of 2240031043432 in words is "two trillion, two hundred forty billion, thirty-one million, forty-three thousand, four hundred thirty-two".