31304188140313 has 8 divisors (see below), whose sum is σ = 34188524026560. Its totient is φ = 28426269020880.

The previous prime is 31304188140301. The next prime is 31304188140349.

31304188140313 is nontrivially palindromic in base 10.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-31304188140313 is a prime.

It is a super-2 number, since 2×31304188140313² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (31304188140353) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1604181498 + ... + 1604201011.

It is an arithmetic number, because the mean of its divisors is an integer number (4273565503320).

Almost surely, 2^{31304188140313} is an apocalyptic number.

It is an amenable number.

31304188140313 is a deficient number, since it is larger than the sum of its proper divisors (2884335886247).

31304188140313 is a wasteful number, since it uses less digits than its factorization.

31304188140313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3208383407.

The product of its (nonzero) digits is 82944, while the sum is 40.

The spelling of 31304188140313 in words is "thirty-one trillion, three hundred four billion, one hundred eighty-eight million, one hundred forty thousand, three hundred thirteen".