311649946113 has 8 divisors (see below), whose sum is σ = 453309012576. Its totient is φ = 188878755200.

The previous prime is 311649946109. The next prime is 311649946121.

311649946113 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 not a de Polignac number, because 311649946113 - 2² = 311649946109 is a prime.

It is not an unprimeable number, because it can be changed into a prime (311649946103) 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, 4721968848 + ... + 4721968913.

It is an arithmetic number, because the mean of its divisors is an integer number (56663626572).

Almost surely, 2^311649946113 is an apocalyptic number.

311649946113 is a gapful number since it is divisible by the number (33) formed by its first and last digit.

It is an amenable number.

311649946113 is a deficient number, since it is larger than the sum of its proper divisors (141659066463).

311649946113 is a wasteful number, since it uses less digits than its factorization.

311649946113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9443937775.

The product of its digits is 419904, while the sum is 48.

The spelling of 311649946113 in words is "three hundred eleven billion, six hundred forty-nine million, nine hundred forty-six thousand, one hundred thirteen".