423076856845 has 8 divisors (see below), whose sum is σ = 507695940864. Its totient is φ = 338459010384.

The previous prime is 423076856819. The next prime is 423076856849. The reversal of 423076856845 is 548658670324.

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 423076856845 - 2⁹ = 423076856333 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 423076856845.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (423076856849) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 812652 + ... + 1227418.

It is an arithmetic number, because the mean of its divisors is an integer number (63461992608).

Almost surely, 2^423076856845 is an apocalyptic number.

It is an amenable number.

423076856845 is a deficient number, since it is larger than the sum of its proper divisors (84619084019).

423076856845 is a wasteful number, since it uses less digits than its factorization.

423076856845 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 618779.

The product of its (nonzero) digits is 38707200, while the sum is 58.

The spelling of 423076856845 in words is "four hundred twenty-three billion, seventy-six million, eight hundred fifty-six thousand, eight hundred forty-five".