312404402404142 has 8 divisors (see below), whose sum is σ = 469502600937816. Its totient is φ = 155903535424872.

The previous prime is 312404402404097. The next prime is 312404402404229. The reversal of 312404402404142 is 241404204404213.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

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, 149332887293 + ... + 149332889384.

It is an arithmetic number, because the mean of its divisors is an integer number (58687825117227).

Almost surely, 2^{312404402404142} is an apocalyptic number.

312404402404142 is a deficient number, since it is larger than the sum of its proper divisors (157098198533674).

312404402404142 is a wasteful number, since it uses less digits than its factorization.

312404402404142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 298665777202.

The product of its (nonzero) digits is 98304, while the sum is 35.

Adding to 312404402404142 its reverse (241404204404213), we get a palindrome (553808606808355).

The spelling of 312404402404142 in words is "three hundred twelve trillion, four hundred four billion, four hundred two million, four hundred four thousand, one hundred forty-two".