22776544005725 has 12 divisors (see below), whose sum is σ = 29006236583604. Its totient is φ = 17728769387520.

The previous prime is 22776544005713. The next prime is 22776544005731. The reversal of 22776544005725 is 52750044567722.

It is a happy number.

It can be written as a sum of positive squares in 6 ways, for example, as 445655045476 + 22330888960249 = 667574^2 + 4725557^2 .

It is not a de Polignac number, because 22776544005725 - 2¹⁰ = 22776544004701 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 12311644484 + ... + 12311646333.

It is an arithmetic number, because the mean of its divisors is an integer number (2417186381967).

Almost surely, 2^{22776544005725} is an apocalyptic number.

22776544005725 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

22776544005725 is a deficient number, since it is larger than the sum of its proper divisors (6229692577879).

22776544005725 is a wasteful number, since it uses less digits than its factorization.

22776544005725 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24623290864 (or 24623290859 counting only the distinct ones).

The product of its (nonzero) digits is 32928000, while the sum is 56.

The spelling of 22776544005725 in words is "twenty-two trillion, seven hundred seventy-six billion, five hundred forty-four million, five thousand, seven hundred twenty-five".