26056880663 has 8 divisors (see below), whose sum is σ = 28431336960. Its totient is φ = 23683365880.

The previous prime is 26056880653. The next prime is 26056880671. The reversal of 26056880663 is 36608865062.

It is a happy number.

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 26056880663 - 2⁶ = 26056880599 is a prime.

It is a super-2 number, since 2×26056880663² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26056880653) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 176873 + ... + 288786.

It is an arithmetic number, because the mean of its divisors is an integer number (3553917120).

Almost surely, 2^26056880663 is an apocalyptic number.

26056880663 is a deficient number, since it is larger than the sum of its proper divisors (2374456297).

26056880663 is a wasteful number, since it uses less digits than its factorization.

26056880663 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 470757.

The product of its (nonzero) digits is 2488320, while the sum is 50.

The spelling of 26056880663 in words is "twenty-six billion, fifty-six million, eight hundred eighty thousand, six hundred sixty-three".