867421200423 has 8 divisors (see below), whose sum is σ = 1160648391808. Its totient is φ = 576237404664.

The previous prime is 867421200421. The next prime is 867421200431. The reversal of 867421200423 is 324002124768.

It is a happy number.

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

It is not a de Polignac number, because 867421200423 - 2¹ = 867421200421 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (867421200421) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 510847915 + ... + 510849612.

It is an arithmetic number, because the mean of its divisors is an integer number (145081048976).

Almost surely, 2^867421200423 is an apocalyptic number.

867421200423 is a deficient number, since it is larger than the sum of its proper divisors (293227191385).

867421200423 is a wasteful number, since it uses less digits than its factorization.

867421200423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1021697813.

The product of its (nonzero) digits is 129024, while the sum is 39.

The spelling of 867421200423 in words is "eight hundred sixty-seven billion, four hundred twenty-one million, two hundred thousand, four hundred twenty-three".