26501201200 has 30 divisors (see below), whose sum is σ = 63669136844. Its totient is φ = 10600480320.

The previous prime is 26501201173. The next prime is 26501201203. The reversal of 26501201200 is 210210562.

It is not an unprimeable number, because it can be changed into a prime (26501201203) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 33126102 + ... + 33126901.

Almost surely, 2^26501201200 is an apocalyptic number.

26501201200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

26501201200 is an abundant number, since it is smaller than the sum of its proper divisors (37167935644).

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

26501201200 is a wasteful number, since it uses less digits than its factorization.

26501201200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66253021 (or 66253010 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 19.

Adding to 26501201200 its reverse (210210562), we get a palindrome (26711411762).

The spelling of 26501201200 in words is "twenty-six billion, five hundred one million, two hundred one thousand, two hundred".