812326554758123 has 8 divisors (see below), whose sum is σ = 820374428210976. Its totient is φ = 804278780056000.

The previous prime is 812326554758113. The next prime is 812326554758207. The reversal of 812326554758123 is 321857455623218.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 812326554758123 - 2¹⁸ = 812326554495979 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (812326554758113) 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, 8099183 + ... + 41112648.

It is an arithmetic number, because the mean of its divisors is an integer number (102546803526372).

Almost surely, 2^{812326554758123} is an apocalyptic number.

812326554758123 is a deficient number, since it is larger than the sum of its proper divisors (8047873452853).

812326554758123 is a wasteful number, since it uses less digits than its factorization.

812326554758123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49375365.

The product of its digits is 96768000, while the sum is 62.

The spelling of 812326554758123 in words is "eight hundred twelve trillion, three hundred twenty-six billion, five hundred fifty-four million, seven hundred fifty-eight thousand, one hundred twenty-three".