31340655604313 has 4 divisors (see below), whose sum is σ = 34189806113808. Its totient is φ = 28491505094820.

The previous prime is 31340655604273. The next prime is 31340655604339.

It is a happy number.

31340655604313 is nontrivially palindromic in base 10.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 31340655604313 - 2⁶ = 31340655604249 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (31340655604343) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1424575254731 + ... + 1424575254752.

It is an arithmetic number, because the mean of its divisors is an integer number (8547451528452).

Almost surely, 2^{31340655604313} is an apocalyptic number.

It is an amenable number.

31340655604313 is a deficient number, since it is larger than the sum of its proper divisors (2849150509495).

31340655604313 is a wasteful number, since it uses less digits than its factorization.

31340655604313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2849150509494.

The product of its (nonzero) digits is 1166400, while the sum is 44.

It can be divided in two parts, 3134065 and 5604313, that added together give a palindrome (8738378).

The spelling of 31340655604313 in words is "thirty-one trillion, three hundred forty billion, six hundred fifty-five million, six hundred four thousand, three hundred thirteen".