312407935742 has 12 divisors (see below), whose sum is σ = 545119969680. Its totient is φ = 133889115276.

The previous prime is 312407935717. The next prime is 312407935747. The reversal of 312407935742 is 247539704213.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (312407935747) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1593917942 + ... + 1593918137.

It is an arithmetic number, because the mean of its divisors is an integer number (45426664140).

Almost surely, 2^312407935742 is an apocalyptic number.

312407935742 is a deficient number, since it is larger than the sum of its proper divisors (232712033938).

312407935742 is a wasteful number, since it uses less digits than its factorization.

312407935742 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3187836095 (or 3187836088 counting only the distinct ones).

The product of its (nonzero) digits is 1270080, while the sum is 47.

The spelling of 312407935742 in words is "three hundred twelve billion, four hundred seven million, nine hundred thirty-five thousand, seven hundred forty-two".