26221880794 has 32 divisors (see below), whose sum is σ = 40963968000. Its totient is φ = 12573543360.

The previous prime is 26221880777. The next prime is 26221880803. The reversal of 26221880794 is 49708812262.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9714057 + ... + 9716755.

It is an arithmetic number, because the mean of its divisors is an integer number (1280124000).

Almost surely, 2^26221880794 is an apocalyptic number.

26221880794 is a deficient number, since it is larger than the sum of its proper divisors (14742087206).

26221880794 is a wasteful number, since it uses less digits than its factorization.

26221880794 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3798.

The product of its (nonzero) digits is 774144, while the sum is 49.

The spelling of 26221880794 in words is "twenty-six billion, two hundred twenty-one million, eight hundred eighty thousand, seven hundred ninety-four".