421014573867 has 16 divisors (see below), whose sum is σ = 561797814528. Its totient is φ = 280453939680.

The previous prime is 421014573829. The next prime is 421014573899. The reversal of 421014573867 is 768375410124.

It is not a de Polignac number, because 421014573867 - 2⁷ = 421014573739 is a prime.

It is not an unprimeable number, because it can be changed into a prime (421014573167) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 34020693 + ... + 34033065.

It is an arithmetic number, because the mean of its divisors is an integer number (35112363408).

Almost surely, 2^421014573867 is an apocalyptic number.

421014573867 is a deficient number, since it is larger than the sum of its proper divisors (140783240661).

421014573867 is a wasteful number, since it uses less digits than its factorization.

421014573867 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20450.

The product of its (nonzero) digits is 1128960, while the sum is 48.

The spelling of 421014573867 in words is "four hundred twenty-one billion, fourteen million, five hundred seventy-three thousand, eight hundred sixty-seven".