312135455430342 has 32 divisors (see below), whose sum is σ = 694174980274560. Its totient is φ = 103964056579080.

The previous prime is 312135455430329. The next prime is 312135455430361. The reversal of 312135455430342 is 243034554531213.

312135455430342 is a `hidden beast` number, since 3 + 1 + 2 + 1 + 3 + 54 + 554 + 3 + 0 + 3 + 42 = 666.

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, 2252575384 + ... + 2252713947.

It is an arithmetic number, because the mean of its divisors is an integer number (21692968133580).

Almost surely, 2^{312135455430342} is an apocalyptic number.

312135455430342 is an abundant number, since it is smaller than the sum of its proper divisors (382039524844218).

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

312135455430342 is a wasteful number, since it uses less digits than its factorization.

312135455430342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4505290625 (or 4505290619 counting only the distinct ones).

The product of its (nonzero) digits is 2592000, while the sum is 45.

The spelling of 312135455430342 in words is "three hundred twelve trillion, one hundred thirty-five billion, four hundred fifty-five million, four hundred thirty thousand, three hundred forty-two".