26818376546 has 16 divisors (see below), whose sum is σ = 43337120064. Its totient is φ = 12373390224.

The previous prime is 26818376539. The next prime is 26818376549. The reversal of 26818376546 is 64567381862.

It is a junction number, because it is equal to n+sod(n) for n = 26818376491 and 26818376500.

It is not an unprimeable number, because it can be changed into a prime (26818376549) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 103580 + ... + 253703.

It is an arithmetic number, because the mean of its divisors is an integer number (2708570004).

Almost surely, 2^26818376546 is an apocalyptic number.

26818376546 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

26818376546 is a deficient number, since it is larger than the sum of its proper divisors (16518743518).

26818376546 is a wasteful number, since it uses less digits than its factorization.

26818376546 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 360185.

The product of its digits is 11612160, while the sum is 56.

The spelling of 26818376546 in words is "twenty-six billion, eight hundred eighteen million, three hundred seventy-six thousand, five hundred forty-six".