426990324983 has 4 divisors (see below), whose sum is σ = 427233903648. Its totient is φ = 426746746320.

The previous prime is 426990324949. The next prime is 426990325009. The reversal of 426990324983 is 389423099624.

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 426990324983 - 2¹⁰ = 426990323959 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 (426990321983) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 121786703 + ... + 121790208.

It is an arithmetic number, because the mean of its divisors is an integer number (106808475912).

Almost surely, 2^426990324983 is an apocalyptic number.

426990324983 is a deficient number, since it is larger than the sum of its proper divisors (243578665).

426990324983 is a wasteful number, since it uses less digits than its factorization.

426990324983 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 243578664.

The product of its (nonzero) digits is 20155392, while the sum is 59.

The spelling of 426990324983 in words is "four hundred twenty-six billion, nine hundred ninety million, three hundred twenty-four thousand, nine hundred eighty-three".