2431340144 has 10 divisors (see below), whose sum is σ = 4710721560. Its totient is φ = 1215670064.

The previous prime is 2431340123. The next prime is 2431340147. The reversal of 2431340144 is 4410431342.

It is a super-2 number, since 2×2431340144² = 11822829791651881472, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2431340147) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 75979364 + ... + 75979395.

It is an arithmetic number, because the mean of its divisors is an integer number (471072156).

Almost surely, 2^2431340144 is an apocalyptic number.

It is an amenable number.

2431340144 is a deficient number, since it is larger than the sum of its proper divisors (2279381416).

2431340144 is a wasteful number, since it uses less digits than its factorization.

2431340144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 151958767 (or 151958761 counting only the distinct ones).

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

The square root of 2431340144 is about 49308.6213962629. The cubic root of 2431340144 is about 1344.6685278342.

Adding to 2431340144 its reverse (4410431342), we get a palindrome (6841771486).

The spelling of 2431340144 in words is "two billion, four hundred thirty-one million, three hundred forty thousand, one hundred forty-four".