311364545212552 has 32 divisors (see below), whose sum is σ = 631325653885080. Its totient is φ = 143110419747840.

The previous prime is 311364545212519. The next prime is 311364545212561. The reversal of 311364545212552 is 255212545463113.

It can be written as a sum of positive squares in 4 ways, for example, as 286379602944516 + 24984942268036 = 16922754^2 + 4998494^2 .

It is a junction number, because it is equal to n+sod(n) for n = 311364545212496 and 311364545212505.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6211364683 + ... + 6211414810.

Almost surely, 2^{311364545212552} is an apocalyptic number.

It is an amenable number.

311364545212552 is an abundant number, since it is smaller than the sum of its proper divisors (319961108672528).

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

311364545212552 is a wasteful number, since it uses less digits than its factorization.

311364545212552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12422779753 (or 12422779749 counting only the distinct ones).

The product of its digits is 4320000, while the sum is 49.

The spelling of 311364545212552 in words is "three hundred eleven trillion, three hundred sixty-four billion, five hundred forty-five million, two hundred twelve thousand, five hundred fifty-two".