26222020245 has 40 divisors (see below), whose sum is σ = 47062703160. Its totient is φ = 13968028800.

The previous prime is 26222020217. The next prime is 26222020267. The reversal of 26222020245 is 54202022262.

It can be written as a sum of positive squares in 4 ways, for example, as 7265687121 + 18956333124 = 85239^2 + 137682^2 .

It is not a de Polignac number, because 26222020245 - 2¹⁰ = 26222019221 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

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 39 ways as a sum of consecutive naturals, for example, 296695 + ... + 374795.

It is an arithmetic number, because the mean of its divisors is an integer number (1176567579).

Almost surely, 2^26222020245 is an apocalyptic number.

It is an amenable number.

26222020245 is a deficient number, since it is larger than the sum of its proper divisors (20840682915).

26222020245 is an equidigital number, since it uses as much as digits as its factorization.

26222020245 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 78947 (or 78938 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 27.

The spelling of 26222020245 in words is "twenty-six billion, two hundred twenty-two million, twenty thousand, two hundred forty-five".