312403341209990 has 32 divisors (see below), whose sum is σ = 570743008203744. Its totient is φ = 123091050677760.

The previous prime is 312403341209987. The next prime is 312403341210043. The reversal of 312403341209990 is 99902143304213.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6086462 + ... + 25726478.

It is an arithmetic number, because the mean of its divisors is an integer number (17835719006367).

Almost surely, 2^{312403341209990} is an apocalyptic number.

312403341209990 is a deficient number, since it is larger than the sum of its proper divisors (258339666993754).

312403341209990 is a wasteful number, since it uses less digits than its factorization.

312403341209990 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19663832.

The product of its (nonzero) digits is 1259712, while the sum is 50.

The spelling of 312403341209990 in words is "three hundred twelve trillion, four hundred three billion, three hundred forty-one million, two hundred nine thousand, nine hundred ninety".