26466944527680 has 112 divisors (see below), whose sum is σ = 84040182521280. Its totient is φ = 7057210728448.

The previous prime is 26466944527649. The next prime is 26466944527687. The reversal of 26466944527680 is 8672544966462.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26466944527687) 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, 9368011 + ... + 11861429.

Almost surely, 2^{26466944527680} is an apocalyptic number.

26466944527680 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

26466944527680 is an abundant number, since it is smaller than the sum of its proper divisors (57573237993600).

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

26466944527680 is a wasteful number, since it uses less digits than its factorization.

26466944527680 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2504496 (or 2504486 counting only the distinct ones).

The product of its (nonzero) digits is 836075520, while the sum is 69.

The spelling of 26466944527680 in words is "twenty-six trillion, four hundred sixty-six billion, nine hundred forty-four million, five hundred twenty-seven thousand, six hundred eighty".