423899270867 has 2 divisors, whose sum is σ = 423899270868. Its totient is φ = 423899270866.

The previous prime is 423899270849. The next prime is 423899270939. The reversal of 423899270867 is 768072998324.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 423899270867 - 2²⁶ = 423832162003 is a prime.

It is not a weakly prime, because it can be changed into another prime (423899270167) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 211949635433 + 211949635434.

It is an arithmetic number, because the mean of its divisors is an integer number (211949635434).

Almost surely, 2^423899270867 is an apocalyptic number.

423899270867 is a deficient number, since it is larger than the sum of its proper divisors (1).

423899270867 is an equidigital number, since it uses as much as digits as its factorization.

423899270867 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 73156608, while the sum is 65.

The spelling of 423899270867 in words is "four hundred twenty-three billion, eight hundred ninety-nine million, two hundred seventy thousand, eight hundred sixty-seven".