26064241773940 has 12 divisors (see below), whose sum is σ = 54734907725316. Its totient is φ = 10425696709568.

The previous prime is 26064241773839. The next prime is 26064241773949. The reversal of 26064241773940 is 4937714246062.

It can be written as a sum of positive squares in 2 ways, for example, as 5450226423184 + 20614015350756 = 2334572^2 + 4540266^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26064241773949) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 651606044329 + ... + 651606044368.

It is an arithmetic number, because the mean of its divisors is an integer number (4561242310443).

Almost surely, 2^{26064241773940} is an apocalyptic number.

26064241773940 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

26064241773940 is an abundant number, since it is smaller than the sum of its proper divisors (28670665951376).

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

26064241773940 is a wasteful number, since it uses less digits than its factorization.

26064241773940 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1303212088706 (or 1303212088704 counting only the distinct ones).

The product of its (nonzero) digits is 12192768, while the sum is 55.

The spelling of 26064241773940 in words is "twenty-six trillion, sixty-four billion, two hundred forty-one million, seven hundred seventy-three thousand, nine hundred forty".