311404245452 has 12 divisors (see below), whose sum is σ = 545066216856. Its totient is φ = 155671040640.

The previous prime is 311404245443. The next prime is 311404245469. The reversal of 311404245452 is 254542404113.

It is a happy number.

It is a hoax number, since the sum of its digits (35) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7747973 + ... + 7788060.

It is an arithmetic number, because the mean of its divisors is an integer number (45422184738).

Almost surely, 2^311404245452 is an apocalyptic number.

It is an amenable number.

311404245452 is a deficient number, since it is larger than the sum of its proper divisors (233661971404).

311404245452 is a wasteful number, since it uses less digits than its factorization.

311404245452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15541048 (or 15541046 counting only the distinct ones).

The product of its (nonzero) digits is 76800, while the sum is 35.

Adding to 311404245452 its reverse (254542404113), we get a palindrome (565946649565).

The spelling of 311404245452 in words is "three hundred eleven billion, four hundred four million, two hundred forty-five thousand, four hundred fifty-two".