26194965700 has 18 divisors (see below), whose sum is σ = 56843075786. Its totient is φ = 10477986240.

The previous prime is 26194965697. The next prime is 26194965701. The reversal of 26194965700 is 756949162.

It is a happy number.

It can be written as a sum of positive squares in 3 ways, for example, as 1096801924 + 25098163776 = 33118^2 + 158424^2 .

It is not an unprimeable number, because it can be changed into a prime (26194965701) 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 5 ways as a sum of consecutive naturals, for example, 130974729 + ... + 130974928.

Almost surely, 2^26194965700 is an apocalyptic number.

26194965700 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

26194965700 is an abundant number, since it is smaller than the sum of its proper divisors (30648110086).

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

26194965700 is a wasteful number, since it uses less digits than its factorization.

26194965700 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 261949671 (or 261949664 counting only the distinct ones).

The product of its (nonzero) digits is 816480, while the sum is 49.

The spelling of 26194965700 in words is "twenty-six billion, one hundred ninety-four million, nine hundred sixty-five thousand, seven hundred".