26885081201 has 4 divisors (see below), whose sum is σ = 29329179504. Its totient is φ = 24440982900.

The previous prime is 26885081191. The next prime is 26885081219. The reversal of 26885081201 is 10218058862.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-26885081201 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (26885081291) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1222049135 + ... + 1222049156.

It is an arithmetic number, because the mean of its divisors is an integer number (7332294876).

Almost surely, 2^26885081201 is an apocalyptic number.

It is an amenable number.

26885081201 is a deficient number, since it is larger than the sum of its proper divisors (2444098303).

26885081201 is a wasteful number, since it uses less digits than its factorization.

26885081201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2444098302.

The product of its (nonzero) digits is 61440, while the sum is 41.

The spelling of 26885081201 in words is "twenty-six billion, eight hundred eighty-five million, eighty-one thousand, two hundred one".