340231143431320 has 64 divisors (see below), whose sum is σ = 779970726584640. Its totient is φ = 133523497536000.

The previous prime is 340231143431273. The next prime is 340231143431419. The reversal of 340231143431320 is 23134341132043.

It is a congruent number.

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, 262872565 + ... + 264163675.

It is an arithmetic number, because the mean of its divisors is an integer number (12187042602885).

Almost surely, 2^{340231143431320} is an apocalyptic number.

It is an amenable number.

340231143431320 is an abundant number, since it is smaller than the sum of its proper divisors (439739583153320).

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

340231143431320 is a wasteful number, since it uses less digits than its factorization.

340231143431320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1415476 (or 1415472 counting only the distinct ones).

The product of its (nonzero) digits is 62208, while the sum is 34.

Adding to 340231143431320 its reverse (23134341132043), we get a palindrome (363365484563363).

The spelling of 340231143431320 in words is "three hundred forty trillion, two hundred thirty-one billion, one hundred forty-three million, four hundred thirty-one thousand, three hundred twenty".