26660246660200 has 48 divisors (see below), whose sum is σ = 62040966763500. Its totient is φ = 10654482616320.

The previous prime is 26660246660191. The next prime is 26660246660227. The reversal of 26660246660200 is 206664206662.

It can be written as a sum of positive squares in 6 ways, for example, as 5777302574404 + 20882944085796 = 2403602^2 + 4569786^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 59877945 + ... + 60321544.

Almost surely, 2^{26660246660200} is an apocalyptic number.

26660246660200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

26660246660200 is an abundant number, since it is smaller than the sum of its proper divisors (35380720103300).

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

26660246660200 is a wasteful number, since it uses less digits than its factorization.

26660246660200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 120200614 (or 120200605 counting only the distinct ones).

The product of its (nonzero) digits is 1492992, while the sum is 46.

The spelling of 26660246660200 in words is "twenty-six trillion, six hundred sixty billion, two hundred forty-six million, six hundred sixty thousand, two hundred".