26666961336 has 24 divisors (see below), whose sum is σ = 72223020480. Its totient is φ = 8888987088.

The previous prime is 26666961257. The next prime is 26666961401. The reversal of 26666961336 is 63316966662.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (24).

It is a super-2 number, since 2×26666961336² (a number of 22 digits) contains 22 as substring.

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 185187160 + ... + 185187303.

It is an arithmetic number, because the mean of its divisors is an integer number (3009292520).

Almost surely, 2^26666961336 is an apocalyptic number.

It is an amenable number.

26666961336 is an abundant number, since it is smaller than the sum of its proper divisors (45556059144).

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

26666961336 is a wasteful number, since it uses less digits than its factorization.

26666961336 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 370374475 (or 370374468 counting only the distinct ones).

The product of its digits is 7558272, while the sum is 54.

The spelling of 26666961336 in words is "twenty-six billion, six hundred sixty-six million, nine hundred sixty-one thousand, three hundred thirty-six".