26271226157 has 8 divisors (see below), whose sum is σ = 28689603840. Its totient is φ = 23857862560.

The previous prime is 26271226139. The next prime is 26271226171. The reversal of 26271226157 is 75162217262.

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 26271226157 - 2¹⁰ = 26271225133 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26271228157) 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, 1242557 + ... + 1263522.

It is an arithmetic number, because the mean of its divisors is an integer number (3586200480).

Almost surely, 2^26271226157 is an apocalyptic number.

It is an amenable number.

26271226157 is a deficient number, since it is larger than the sum of its proper divisors (2418377683).

26271226157 is a wasteful number, since it uses less digits than its factorization.

26271226157 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2507043.

The product of its digits is 141120, while the sum is 41.

The spelling of 26271226157 in words is "twenty-six billion, two hundred seventy-one million, two hundred twenty-six thousand, one hundred fifty-seven".