314021340340 has 12 divisors (see below), whose sum is σ = 659444814756. Its totient is φ = 125608536128.

The previous prime is 314021340289. The next prime is 314021340371. The reversal of 314021340340 is 43043120413.

It can be written as a sum of positive squares in 2 ways, for example, as 52571152656 + 261450187684 = 229284^2 + 511322^2 .

It is a super-2 number, since 2×314021340340² (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 in 3 ways as a sum of consecutive naturals, for example, 7850533489 + ... + 7850533528.

It is an arithmetic number, because the mean of its divisors is an integer number (54953734563).

Almost surely, 2^314021340340 is an apocalyptic number.

It is an amenable number.

314021340340 is an abundant number, since it is smaller than the sum of its proper divisors (345423474416).

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

314021340340 is a wasteful number, since it uses less digits than its factorization.

314021340340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15701067026 (or 15701067024 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 25.

Adding to 314021340340 its reverse (43043120413), we get a palindrome (357064460753).

The spelling of 314021340340 in words is "three hundred fourteen billion, twenty-one million, three hundred forty thousand, three hundred forty".