312304041402 has 16 divisors (see below), whose sum is σ = 632133482400. Its totient is φ = 102847113872.

The previous prime is 312304041389. The next prime is 312304041403. The reversal of 312304041402 is 204140403213.

It is not an unprimeable number, because it can be changed into a prime (312304041403) 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, 313557777 + ... + 313558772.

It is an arithmetic number, because the mean of its divisors is an integer number (39508342650).

Almost surely, 2^312304041402 is an apocalyptic number.

312304041402 is an abundant number, since it is smaller than the sum of its proper divisors (319829440998).

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

312304041402 is a wasteful number, since it uses less digits than its factorization.

312304041402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 627116637.

The product of its (nonzero) digits is 2304, while the sum is 24.

Adding to 312304041402 its reverse (204140403213), we get a palindrome (516444444615).

The spelling of 312304041402 in words is "three hundred twelve billion, three hundred four million, forty-one thousand, four hundred two".