26305097051 has 4 divisors (see below), whose sum is σ = 26359112112. Its totient is φ = 26251081992.

The previous prime is 26305097041. The next prime is 26305097069. The reversal of 26305097051 is 15079050362.

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: 15079050362 = 2 ⋅7539525181.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-26305097051 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 26305096996 and 26305097014.

It is not an unprimeable number, because it can be changed into a prime (26305097041) 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, 27006800 + ... + 27007773.

It is an arithmetic number, because the mean of its divisors is an integer number (6589778028).

Almost surely, 2^26305097051 is an apocalyptic number.

26305097051 is a deficient number, since it is larger than the sum of its proper divisors (54015061).

26305097051 is an equidigital number, since it uses as much as digits as its factorization.

26305097051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54015060.

The product of its (nonzero) digits is 56700, while the sum is 38.

The spelling of 26305097051 in words is "twenty-six billion, three hundred five million, ninety-seven thousand, fifty-one".