2331426563 has 4 divisors (see below), whose sum is σ = 2468569320. Its totient is φ = 2194283808.

The previous prime is 2331426557. The next prime is 2331426569. The reversal of 2331426563 is 3656241332.

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

It is an interprime number because it is at equal distance from previous prime (2331426557) and next prime (2331426569).

It is a cyclic number.

It is not a de Polignac number, because 2331426563 - 2¹⁸ = 2331164419 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2331426569) 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, 68571353 + ... + 68571386.

It is an arithmetic number, because the mean of its divisors is an integer number (617142330).

Almost surely, 2^2331426563 is an apocalyptic number.

2331426563 is a deficient number, since it is larger than the sum of its proper divisors (137142757).

2331426563 is a wasteful number, since it uses less digits than its factorization.

2331426563 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 137142756.

The product of its digits is 77760, while the sum is 35.

The square root of 2331426563 is about 48284.8481720715. The cubic root of 2331426563 is about 1325.9910113995.

Adding to 2331426563 its reverse (3656241332), we get a palindrome (5987667895).

The spelling of 2331426563 in words is "two billion, three hundred thirty-one million, four hundred twenty-six thousand, five hundred sixty-three".