311266604640042 has 16 divisors (see below), whose sum is σ = 691703565866880. Its totient is φ = 103755534879996.

The previous prime is 311266604640001. The next prime is 311266604640059. The reversal of 311266604640042 is 240046406662113.

It is a self number, because there is not a number n which added to its sum of digits gives 311266604640042.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2882098191058 + ... + 2882098191165.

It is an arithmetic number, because the mean of its divisors is an integer number (43231472866680).

Almost surely, 2^{311266604640042} is an apocalyptic number.

311266604640042 is an abundant number, since it is smaller than the sum of its proper divisors (380436961226838).

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

311266604640042 is a wasteful number, since it uses less digits than its factorization.

311266604640042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5764196382234 (or 5764196382228 counting only the distinct ones).

The product of its (nonzero) digits is 995328, while the sum is 45.

The spelling of 311266604640042 in words is "three hundred eleven trillion, two hundred sixty-six billion, six hundred four million, six hundred forty thousand, forty-two".