311136064950 has 24 divisors (see below), whose sum is σ = 771617441448. Its totient is φ = 82969617280.

The previous prime is 311136064913. The next prime is 311136064991. The reversal of 311136064950 is 59460631113.

It is a hoax number, since the sum of its digits (39) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 311136064899 and 311136064908.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1037120067 + ... + 1037120366.

It is an arithmetic number, because the mean of its divisors is an integer number (32150726727).

Almost surely, 2^311136064950 is an apocalyptic number.

311136064950 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

311136064950 is an abundant number, since it is smaller than the sum of its proper divisors (460481376498).

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

311136064950 is a wasteful number, since it uses less digits than its factorization.

311136064950 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2074240448 (or 2074240443 counting only the distinct ones).

The product of its (nonzero) digits is 58320, while the sum is 39.

The spelling of 311136064950 in words is "three hundred eleven billion, one hundred thirty-six million, sixty-four thousand, nine hundred fifty".