312123441032404 has 24 divisors (see below), whose sum is σ = 546258238017408. Its totient is φ = 156049659297600.

The previous prime is 312123441032401. The next prime is 312123441032443. The reversal of 312123441032404 is 404230144321213.

It is a self number, because there is not a number n which added to its sum of digits gives 312123441032404.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (312123441032401) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5033974467 + ... + 5034036469.

It is an arithmetic number, because the mean of its divisors is an integer number (22760759917392).

Almost surely, 2^{312123441032404} is an apocalyptic number.

It is an amenable number.

312123441032404 is a deficient number, since it is larger than the sum of its proper divisors (234134796985004).

312123441032404 is a wasteful number, since it uses less digits than its factorization.

312123441032404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 138975 (or 138973 counting only the distinct ones).

The product of its (nonzero) digits is 55296, while the sum is 34.

Adding to 312123441032404 its reverse (404230144321213), we get a palindrome (716353585353617).

The spelling of 312123441032404 in words is "three hundred twelve trillion, one hundred twenty-three billion, four hundred forty-one million, thirty-two thousand, four hundred four".