26078584556 has 12 divisors (see below), whose sum is σ = 46150304760. Its totient is φ = 12892783200.

The previous prime is 26078584489. The next prime is 26078584591. The reversal of 26078584556 is 65548587062.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 36626870 + ... + 36627581.

It is an arithmetic number, because the mean of its divisors is an integer number (3845858730).

Almost surely, 2^26078584556 is an apocalyptic number.

It is an amenable number.

26078584556 is a deficient number, since it is larger than the sum of its proper divisors (20071720204).

26078584556 is a wasteful number, since it uses less digits than its factorization.

26078584556 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73254544 (or 73254542 counting only the distinct ones).

The product of its (nonzero) digits is 16128000, while the sum is 56.

The spelling of 26078584556 in words is "twenty-six billion, seventy-eight million, five hundred eighty-four thousand, five hundred fifty-six".