31296463317 has 24 divisors (see below), whose sum is σ = 53934950400. Its totient is φ = 17883692568.

The previous prime is 31296463291. The next prime is 31296463321. The reversal of 31296463317 is 71336469213.

31296463317 is a `hidden beast` number, since 3 + 1 + 2 + 9 + 6 + 4 + 633 + 1 + 7 = 666.

It is not a de Polignac number, because 31296463317 - 2¹¹ = 31296461269 is a prime.

It is a super-3 number, since 3×31296463317³ (a number of 32 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (31296463337) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 11826517 + ... + 11829162.

It is an arithmetic number, because the mean of its divisors is an integer number (2247289600).

Almost surely, 2^31296463317 is an apocalyptic number.

It is an amenable number.

31296463317 is a deficient number, since it is larger than the sum of its proper divisors (22638487083).

31296463317 is a wasteful number, since it uses less digits than its factorization.

31296463317 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23655702 (or 23655689 counting only the distinct ones).

The product of its digits is 489888, while the sum is 45.

The spelling of 31296463317 in words is "thirty-one billion, two hundred ninety-six million, four hundred sixty-three thousand, three hundred seventeen".