26923078444 has 24 divisors (see below), whose sum is σ = 49170588768. Its totient is φ = 12874498560.

The previous prime is 26923078387. The next prime is 26923078549. The reversal of 26923078444 is 44487032962.

It is a super-2 number, since 2×26923078444² (a number of 22 digits) contains 22 as substring.

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 7 ways as a sum of consecutive naturals, for example, 875164 + ... + 905404.

It is an arithmetic number, because the mean of its divisors is an integer number (2048774532).

Almost surely, 2^26923078444 is an apocalyptic number.

It is an amenable number.

26923078444 is a deficient number, since it is larger than the sum of its proper divisors (22247510324).

26923078444 is a wasteful number, since it uses less digits than its factorization.

26923078444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39945 (or 39943 counting only the distinct ones).

The product of its (nonzero) digits is 2322432, while the sum is 49.

The spelling of 26923078444 in words is "twenty-six billion, nine hundred twenty-three million, seventy-eight thousand, four hundred forty-four".