312403404132 has 36 divisors (see below), whose sum is σ = 831248825680. Its totient is φ = 98653706352.

The previous prime is 312403404083. The next prime is 312403404149. The reversal of 312403404132 is 231404304213.

312403404132 is a `hidden beast` number, since 3 + 1 + 240 + 3 + 4 + 0 + 413 + 2 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a junction number, because it is equal to n+sod(n) for n = 312403404096 and 312403404105.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 228364378 + ... + 228365745.

Almost surely, 2^312403404132 is an apocalyptic number.

It is an amenable number.

312403404132 is an abundant number, since it is smaller than the sum of its proper divisors (518845421548).

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

312403404132 is a wasteful number, since it uses less digits than its factorization.

312403404132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 456730152 (or 456730147 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 27.

Adding to 312403404132 its reverse (231404304213), we get a palindrome (543807708345).

The spelling of 312403404132 in words is "three hundred twelve billion, four hundred three million, four hundred four thousand, one hundred thirty-two".