26345094659 has 4 divisors (see below), whose sum is σ = 28371640416. Its totient is φ = 24318548904.

The previous prime is 26345094649. The next prime is 26345094691. The reversal of 26345094659 is 95649054362.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 95649054362 = 2 ⋅47824527181.

It is not a de Polignac number, because 26345094659 - 2²⁰ = 26344046083 is a prime.

It is a super-3 number, since 3×26345094659³ (a number of 32 digits) contains 333 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 26345094659.

It is not an unprimeable number, because it can be changed into a prime (26345094649) 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, 1013272859 + ... + 1013272884.

It is an arithmetic number, because the mean of its divisors is an integer number (7092910104).

Almost surely, 2^26345094659 is an apocalyptic number.

26345094659 is a deficient number, since it is larger than the sum of its proper divisors (2026545757).

26345094659 is a wasteful number, since it uses less digits than its factorization.

26345094659 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2026545756.

The product of its (nonzero) digits is 6998400, while the sum is 53.

The spelling of 26345094659 in words is "twenty-six billion, three hundred forty-five million, ninety-four thousand, six hundred fifty-nine".