26266625251 has 8 divisors (see below), whose sum is σ = 27830450880. Its totient is φ = 24704880768.

The previous prime is 26266625219. The next prime is 26266625257. The reversal of 26266625251 is 15252666262.

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 26266625251 - 2⁵ = 26266625219 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 26266625198 and 26266625207.

It is not an unprimeable number, because it can be changed into a prime (26266625257) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 494256 + ... + 544813.

It is an arithmetic number, because the mean of its divisors is an integer number (3478806360).

Almost surely, 2^26266625251 is an apocalyptic number.

26266625251 is a deficient number, since it is larger than the sum of its proper divisors (1563825629).

26266625251 is a wasteful number, since it uses less digits than its factorization.

26266625251 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1040573.

The product of its digits is 518400, while the sum is 43.

The spelling of 26266625251 in words is "twenty-six billion, two hundred sixty-six million, six hundred twenty-five thousand, two hundred fifty-one".