311134545115542 has 32 divisors (see below), whose sum is σ = 691458220159200. Its totient is φ = 103704297053184.

The previous prime is 311134545115507. The next prime is 311134545115561. The reversal of 311134545115542 is 245511545431113.

311134545115542 is a `hidden beast` number, since 3 + 1 + 1 + 1 + 3 + 4 + 5 + 451 + 155 + 42 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 199716483 + ... + 201268334.

It is an arithmetic number, because the mean of its divisors is an integer number (21608069379975).

Almost surely, 2^{311134545115542} is an apocalyptic number.

311134545115542 is an abundant number, since it is smaller than the sum of its proper divisors (380323675043658).

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

311134545115542 is a wasteful number, since it uses less digits than its factorization.

311134545115542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 400999197 (or 400999191 counting only the distinct ones).

The product of its digits is 720000, while the sum is 45.

The spelling of 311134545115542 in words is "three hundred eleven trillion, one hundred thirty-four billion, five hundred forty-five million, one hundred fifteen thousand, five hundred forty-two".