26250126251 has 4 divisors (see below), whose sum is σ = 27391436112. Its totient is φ = 25108816392.

The previous prime is 26250126247. The next prime is 26250126263. The reversal of 26250126251 is 15262105262.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 26250126251 - 2² = 26250126247 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (26250129251) 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, 570654896 + ... + 570654941.

It is an arithmetic number, because the mean of its divisors is an integer number (6847859028).

Almost surely, 2^26250126251 is an apocalyptic number.

26250126251 is a deficient number, since it is larger than the sum of its proper divisors (1141309861).

26250126251 is a wasteful number, since it uses less digits than its factorization.

26250126251 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1141309860.

The product of its (nonzero) digits is 14400, while the sum is 32.

The spelling of 26250126251 in words is "twenty-six billion, two hundred fifty million, one hundred twenty-six thousand, two hundred fifty-one".