26125222201 has 16 divisors (see below), whose sum is σ = 28891779840. Its totient is φ = 23470796160.

The previous prime is 26125222183. The next prime is 26125222237. The reversal of 26125222201 is 10222252162.

It is a cyclic number.

It is not a de Polignac number, because 26125222201 - 2⁵ = 26125222169 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (26125222901) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 73920 + ... + 240238.

It is an arithmetic number, because the mean of its divisors is an integer number (1805736240).

Almost surely, 2^26125222201 is an apocalyptic number.

It is an amenable number.

26125222201 is a deficient number, since it is larger than the sum of its proper divisors (2766557639).

26125222201 is a wasteful number, since it uses less digits than its factorization.

26125222201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 166656.

The product of its (nonzero) digits is 1920, while the sum is 25.

Adding to 26125222201 its reverse (10222252162), we get a palindrome (36347474363).

The spelling of 26125222201 in words is "twenty-six billion, one hundred twenty-five million, two hundred twenty-two thousand, two hundred one".