2140434031344 has 160 divisors (see below), whose sum is σ = 6417824185344. Its totient is φ = 602056488960.

The previous prime is 2140434031331. The next prime is 2140434031361. The reversal of 2140434031344 is 4431304340412.

It is a congruent number.

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, 13188997 + ... + 13350299.

Almost surely, 2^{2140434031344} is an apocalyptic number.

2140434031344 is a gapful number since it is divisible by the number (24) 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 2140434031344, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3208912092672).

2140434031344 is an abundant number, since it is smaller than the sum of its proper divisors (4277390154000).

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

2140434031344 is a wasteful number, since it uses less digits than its factorization.

2140434031344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 161935 (or 161929 counting only the distinct ones).

The product of its (nonzero) digits is 55296, while the sum is 33.

Adding to 2140434031344 its reverse (4431304340412), we get a palindrome (6571738371756).

The spelling of 2140434031344 in words is "two trillion, one hundred forty billion, four hundred thirty-four million, thirty-one thousand, three hundred forty-four".