26252522261 has 8 divisors (see below), whose sum is σ = 30734660544. Its totient is φ = 21953328480.

The previous prime is 26252522209. The next prime is 26252522269. The reversal of 26252522261 is 16222525262.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 26252522261 - 2¹⁸ = 26252260117 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26252522269) 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 7 ways as a sum of consecutive naturals, for example, 45735815 + ... + 45736388.

It is an arithmetic number, because the mean of its divisors is an integer number (3841832568).

Almost surely, 2^26252522261 is an apocalyptic number.

It is an amenable number.

26252522261 is a deficient number, since it is larger than the sum of its proper divisors (4482138283).

26252522261 is an equidigital number, since it uses as much as digits as its factorization.

26252522261 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 91472251.

The product of its digits is 57600, while the sum is 35.

The spelling of 26252522261 in words is "twenty-six billion, two hundred fifty-two million, five hundred twenty-two thousand, two hundred sixty-one".