26151589591 has 2 divisors, whose sum is σ = 26151589592. Its totient is φ = 26151589590.

The previous prime is 26151589573. The next prime is 26151589601. The reversal of 26151589591 is 19598515162.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 26151589591 - 2²³ = 26143200983 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (26151589291) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13075794795 + 13075794796.

It is an arithmetic number, because the mean of its divisors is an integer number (13075794796).

Almost surely, 2^26151589591 is an apocalyptic number.

26151589591 is a deficient number, since it is larger than the sum of its proper divisors (1).

26151589591 is an equidigital number, since it uses as much as digits as its factorization.

26151589591 is an evil number, because the sum of its binary digits is even.

The product of its digits is 972000, while the sum is 52.

The spelling of 26151589591 in words is "twenty-six billion, one hundred fifty-one million, five hundred eighty-nine thousand, five hundred ninety-one".