26546528712 has 64 divisors (see below), whose sum is σ = 72551116800. Its totient is φ = 8027570240.

The previous prime is 26546528597. The next prime is 26546528717. The reversal of 26546528712 is 21782564562.

It is not an unprimeable number, because it can be changed into a prime (26546528717) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 21493 + ... + 231419.

It is an arithmetic number, because the mean of its divisors is an integer number (1133611200).

Almost surely, 2^26546528712 is an apocalyptic number.

26546528712 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 26546528712, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (36275558400).

26546528712 is an abundant number, since it is smaller than the sum of its proper divisors (46004588088).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

26546528712 is a wasteful number, since it uses less digits than its factorization.

26546528712 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 210426 (or 210422 counting only the distinct ones).

The product of its digits is 1612800, while the sum is 48.

The spelling of 26546528712 in words is "twenty-six billion, five hundred forty-six million, five hundred twenty-eight thousand, seven hundred twelve".