311242703704 has 8 divisors (see below), whose sum is σ = 583580069460. Its totient is φ = 155621351848.

The previous prime is 311242703701. The next prime is 311242703711. The reversal of 311242703704 is 407307242113.

It is a tau number, because it is divible by the number of its divisors (8).

It is a self number, because there is not a number n which added to its sum of digits gives 311242703704.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (311242703701) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19452668974 + ... + 19452668989.

Almost surely, 2^311242703704 is an apocalyptic number.

It is an amenable number.

311242703704 is a deficient number, since it is larger than the sum of its proper divisors (272337365756).

311242703704 is a wasteful number, since it uses less digits than its factorization.

311242703704 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38905337969 (or 38905337965 counting only the distinct ones).

The product of its (nonzero) digits is 28224, while the sum is 34.

Adding to 311242703704 its reverse (407307242113), we get a palindrome (718549945817).

The spelling of 311242703704 in words is "three hundred eleven billion, two hundred forty-two million, seven hundred three thousand, seven hundred four".