311255054511 has 16 divisors (see below), whose sum is σ = 434335559424. Its totient is φ = 197892503424.

The previous prime is 311255054491. The next prime is 311255054519. The reversal of 311255054511 is 115450552113.

It is a happy number.

It is not a de Polignac number, because 311255054511 - 2⁵ = 311255054479 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (311255054519) 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, 6669541 + ... + 6716046.

It is an arithmetic number, because the mean of its divisors is an integer number (27145972464).

Almost surely, 2^311255054511 is an apocalyptic number.

311255054511 is a deficient number, since it is larger than the sum of its proper divisors (123080504913).

311255054511 is a wasteful number, since it uses less digits than its factorization.

311255054511 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13385950.

The product of its (nonzero) digits is 15000, while the sum is 33.

The spelling of 311255054511 in words is "three hundred eleven billion, two hundred fifty-five million, fifty-four thousand, five hundred eleven".