26470426091 has 2 divisors, whose sum is σ = 26470426092. Its totient is φ = 26470426090.

The previous prime is 26470426069. The next prime is 26470426097. The reversal of 26470426091 is 19062407462.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 26470426091 - 2¹⁰ = 26470425067 is a prime.

It is not a weakly prime, because it can be changed into another prime (26470426097) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13235213045 + 13235213046.

It is an arithmetic number, because the mean of its divisors is an integer number (13235213046).

Almost surely, 2^26470426091 is an apocalyptic number.

26470426091 is a deficient number, since it is larger than the sum of its proper divisors (1).

26470426091 is an equidigital number, since it uses as much as digits as its factorization.

26470426091 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 145152, while the sum is 41.

The spelling of 26470426091 in words is "twenty-six billion, four hundred seventy million, four hundred twenty-six thousand, ninety-one".