26550134193 has 8 divisors (see below), whose sum is σ = 38618377056. Its totient is φ = 16090990400.

The previous prime is 26550134189. The next prime is 26550134207. The reversal of 26550134193 is 39143105562.

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 26550134193 - 2² = 26550134189 is a prime.

It is a super-2 number, since 2×26550134193² (a number of 22 digits) contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (26550134293) 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, 402274728 + ... + 402274793.

It is an arithmetic number, because the mean of its divisors is an integer number (4827297132).

Almost surely, 2^26550134193 is an apocalyptic number.

It is an amenable number.

26550134193 is a deficient number, since it is larger than the sum of its proper divisors (12068242863).

26550134193 is a wasteful number, since it uses less digits than its factorization.

26550134193 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 804549535.

The product of its (nonzero) digits is 97200, while the sum is 39.

The spelling of 26550134193 in words is "twenty-six billion, five hundred fifty million, one hundred thirty-four thousand, one hundred ninety-three".