311666077105 has 16 divisors (see below), whose sum is σ = 374734926720. Its totient is φ = 248842626688.

The previous prime is 311666077001. The next prime is 311666077109. The reversal of 311666077105 is 501770666113.

It is a cyclic number.

It is not a de Polignac number, because 311666077105 - 2¹¹ = 311666075057 is a prime.

It is not an unprimeable number, because it can be changed into a prime (311666077109) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19346484 + ... + 19362586.

It is an arithmetic number, because the mean of its divisors is an integer number (23420932920).

Almost surely, 2^311666077105 is an apocalyptic number.

It is an amenable number.

311666077105 is a deficient number, since it is larger than the sum of its proper divisors (63068849615).

311666077105 is a wasteful number, since it uses less digits than its factorization.

311666077105 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23480.

The product of its (nonzero) digits is 158760, while the sum is 43.

The spelling of 311666077105 in words is "three hundred eleven billion, six hundred sixty-six million, seventy-seven thousand, one hundred five".