26001201205 has 24 divisors (see below), whose sum is σ = 36930845952. Its totient is φ = 17214568896.

The previous prime is 26001201181. The next prime is 26001201211. The reversal of 26001201205 is 50210210062.

It is not a de Polignac number, because 26001201205 - 2⁷ = 26001201077 is a prime.

It is a congruent number.

It is an unprimeable number.

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 23 ways as a sum of consecutive naturals, for example, 412237 + ... + 471106.

It is an arithmetic number, because the mean of its divisors is an integer number (1538785248).

Almost surely, 2^26001201205 is an apocalyptic number.

It is an amenable number.

26001201205 is a deficient number, since it is larger than the sum of its proper divisors (10929644747).

26001201205 is an equidigital number, since it uses as much as digits as its factorization.

26001201205 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 883413 (or 883384 counting only the distinct ones).

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

Adding to 26001201205 its reverse (50210210062), we get a palindrome (76211411267).

The spelling of 26001201205 in words is "twenty-six billion, one million, two hundred one thousand, two hundred five".