344140031344 has 10 divisors (see below), whose sum is σ = 666771310760. Its totient is φ = 172070015664.

The previous prime is 344140031327. The next prime is 344140031363. The reversal of 344140031344 is 443130041443.

It is a happy number.

It is a super-2 number, since 2×344140031344² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10754375964 + ... + 10754375995.

It is an arithmetic number, because the mean of its divisors is an integer number (66677131076).

Almost surely, 2^344140031344 is an apocalyptic number.

It is an amenable number.

344140031344 is a deficient number, since it is larger than the sum of its proper divisors (322631279416).

344140031344 is a wasteful number, since it uses less digits than its factorization.

344140031344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21508751967 (or 21508751961 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 31.

Adding to 344140031344 its reverse (443130041443), we get a palindrome (787270072787).

The spelling of 344140031344 in words is "three hundred forty-four billion, one hundred forty million, thirty-one thousand, three hundred forty-four".