311389413336 has 24 divisors (see below), whose sum is σ = 843346327980. Its totient is φ = 103796471088.

The previous prime is 311389413311. The next prime is 311389413343. The reversal of 311389413336 is 633314983113.

It is a tau number, because it is divible by the number of its divisors (24).

It is a nude number because it is divisible by every one of its digits.

It is a junction number, because it is equal to n+sod(n) for n = 311389413291 and 311389413300.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2162426410 + ... + 2162426553.

Almost surely, 2^311389413336 is an apocalyptic number.

311389413336 is a gapful number since it is divisible by the number (36) formed by its first and last digit.

It is an amenable number.

311389413336 is an abundant number, since it is smaller than the sum of its proper divisors (531956914644).

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

311389413336 is a wasteful number, since it uses less digits than its factorization.

311389413336 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4324852975 (or 4324852968 counting only the distinct ones).

The product of its digits is 419904, while the sum is 45.

The spelling of 311389413336 in words is "three hundred eleven billion, three hundred eighty-nine million, four hundred thirteen thousand, three hundred thirty-six".