2563364228444 has 24 divisors (see below), whose sum is σ = 4681007483040. Its totient is φ = 1225935459584.

The previous prime is 2563364228423. The next prime is 2563364228473. The reversal of 2563364228444 is 4448224633652.

It is a super-2 number, since 2×2563364228444² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5915072 + ... + 6333624.

It is an arithmetic number, because the mean of its divisors is an integer number (195041978460).

Almost surely, 2^{2563364228444} is an apocalyptic number.

It is an amenable number.

2563364228444 is a deficient number, since it is larger than the sum of its proper divisors (2117643254596).

2563364228444 is a wasteful number, since it uses less digits than its factorization.

2563364228444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 485149 (or 485147 counting only the distinct ones).

The product of its digits is 26542080, while the sum is 53.

The spelling of 2563364228444 in words is "two trillion, five hundred sixty-three billion, three hundred sixty-four million, two hundred twenty-eight thousand, four hundred forty-four".