812670472473 has 16 divisors (see below), whose sum is σ = 1106640118080. Its totient is φ = 530289366464.

The previous prime is 812670472447. The next prime is 812670472501. The reversal of 812670472473 is 374274076218.

It is a cyclic number.

It is not a de Polignac number, because 812670472473 - 2¹² = 812670468377 is a prime.

It is not an unprimeable number, because it can be changed into a prime (812670473473) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6032586 + ... + 6165827.

It is an arithmetic number, because the mean of its divisors is an integer number (69165007380).

Almost surely, 2^812670472473 is an apocalyptic number.

It is an amenable number.

812670472473 is a deficient number, since it is larger than the sum of its proper divisors (293969645607).

812670472473 is a wasteful number, since it uses less digits than its factorization.

812670472473 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12198888.

The product of its (nonzero) digits is 3161088, while the sum is 51.

The spelling of 812670472473 in words is "eight hundred twelve billion, six hundred seventy million, four hundred seventy-two thousand, four hundred seventy-three".