26275170261 has 12 divisors (see below), whose sum is σ = 36622986848. Its totient is φ = 16755180024.

The previous prime is 26275170241. The next prime is 26275170277. The reversal of 26275170261 is 16207157262.

It is not a de Polignac number, because 26275170261 - 2⁷ = 26275170133 is a prime.

It is a hoax number, since the sum of its digits (39) coincides with the sum of the digits of its distinct prime factors.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26275170241) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8276665 + ... + 8279838.

Almost surely, 2^26275170261 is an apocalyptic number.

It is an amenable number.

26275170261 is a deficient number, since it is larger than the sum of its proper divisors (10347816587).

26275170261 is a wasteful number, since it uses less digits than its factorization.

26275170261 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16556552 (or 16556529 counting only the distinct ones).

The product of its (nonzero) digits is 70560, while the sum is 39.

The spelling of 26275170261 in words is "twenty-six billion, two hundred seventy-five million, one hundred seventy thousand, two hundred sixty-one".