22428747263 has 4 divisors (see below), whose sum is σ = 24154035528. Its totient is φ = 20703459000.

The previous prime is 22428747259. The next prime is 22428747269. The reversal of 22428747263 is 36274782422.

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 22428747263 - 2² = 22428747259 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 (22428747269) 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, 862644113 + ... + 862644138.

It is an arithmetic number, because the mean of its divisors is an integer number (6038508882).

Almost surely, 2^22428747263 is an apocalyptic number.

22428747263 is a deficient number, since it is larger than the sum of its proper divisors (1725288265).

22428747263 is a wasteful number, since it uses less digits than its factorization.

22428747263 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1725288264.

The product of its digits is 1806336, while the sum is 47.

The spelling of 22428747263 in words is "twenty-two billion, four hundred twenty-eight million, seven hundred forty-seven thousand, two hundred sixty-three".