421647063083 has 4 divisors (see below), whose sum is σ = 425993940120. Its totient is φ = 417300186048.

The previous prime is 421647063073. The next prime is 421647063109. The reversal of 421647063083 is 380360746124.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 421647063083 - 2³⁸ = 146769156139 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (421647063073) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2173438373 + ... + 2173438566.

It is an arithmetic number, because the mean of its divisors is an integer number (106498485030).

Almost surely, 2^421647063083 is an apocalyptic number.

421647063083 is a deficient number, since it is larger than the sum of its proper divisors (4346877037).

421647063083 is an equidigital number, since it uses as much as digits as its factorization.

421647063083 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4346877036.

The product of its (nonzero) digits is 580608, while the sum is 44.

The spelling of 421647063083 in words is "four hundred twenty-one billion, six hundred forty-seven million, sixty-three thousand, eighty-three".