426159663 has 16 divisors (see below), whose sum is σ = 593395200. Its totient is φ = 271535264.

The previous prime is 426159649. The next prime is 426159737. The reversal of 426159663 is 366951624.

It is a cyclic number.

It is not a de Polignac number, because 426159663 - 2⁴ = 426159647 is a prime.

It is a super-2 number, since 2×426159663² = 363224116736547138, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (426152663) 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, 165913 + ... + 168461.

It is an arithmetic number, because the mean of its divisors is an integer number (37087200).

Almost surely, 2^426159663 is an apocalyptic number.

426159663 is a deficient number, since it is larger than the sum of its proper divisors (167235537).

426159663 is a wasteful number, since it uses less digits than its factorization.

426159663 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4998.

The product of its digits is 233280, while the sum is 42.

The square root of 426159663 is about 20643.6349270181. The cubic root of 426159663 is about 752.5305119654.

The spelling of 426159663 in words is "four hundred twenty-six million, one hundred fifty-nine thousand, six hundred sixty-three".