26222404444 has 48 divisors (see below), whose sum is σ = 47345715648. Its totient is φ = 12702330368.

The previous prime is 26222404427. The next prime is 26222404487. The reversal of 26222404444 is 44440422262.

It is a super-2 number, since 2×26222404444² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

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, 5719377 + ... + 5723959.

It is an arithmetic number, because the mean of its divisors is an integer number (986369076).

Almost surely, 2^26222404444 is an apocalyptic number.

It is an amenable number.

26222404444 is a deficient number, since it is larger than the sum of its proper divisors (21123311204).

26222404444 is a wasteful number, since it uses less digits than its factorization.

26222404444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4974 (or 4972 counting only the distinct ones).

The product of its (nonzero) digits is 98304, while the sum is 34.

The spelling of 26222404444 in words is "twenty-six billion, two hundred twenty-two million, four hundred four thousand, four hundred forty-four".