26222449028 has 24 divisors (see below), whose sum is σ = 47617859520. Its totient is φ = 12625935840.

The previous prime is 26222449027. The next prime is 26222449061. The reversal of 26222449028 is 82094422262.

It is not an unprimeable number, because it can be changed into a prime (26222449021) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 1061423 + ... + 1085846.

It is an arithmetic number, because the mean of its divisors is an integer number (1984077480).

Almost surely, 2^26222449028 is an apocalyptic number.

It is an amenable number.

26222449028 is a deficient number, since it is larger than the sum of its proper divisors (21395410492).

26222449028 is a wasteful number, since it uses less digits than its factorization.

26222449028 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2147387 (or 2147385 counting only the distinct ones).

The product of its (nonzero) digits is 221184, while the sum is 41.

The spelling of 26222449028 in words is "twenty-six billion, two hundred twenty-two million, four hundred forty-nine thousand, twenty-eight".