26382449728 has 28 divisors (see below), whose sum is σ = 52495370752. Its totient is φ = 13155269760.

The previous prime is 26382449693. The next prime is 26382449761. The reversal of 26382449728 is 82794428362.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 538128 + ... + 585103.

Almost surely, 2^26382449728 is an apocalyptic number.

It is an amenable number.

26382449728 is a deficient number, since it is larger than the sum of its proper divisors (26112921024).

26382449728 is a wasteful number, since it uses less digits than its factorization.

26382449728 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1123610 (or 1123600 counting only the distinct ones).

The product of its digits is 9289728, while the sum is 55.

The spelling of 26382449728 in words is "twenty-six billion, three hundred eighty-two million, four hundred forty-nine thousand, seven hundred twenty-eight".