26113140511 has 4 divisors (see below), whose sum is σ = 26163262224. Its totient is φ = 26063018800.

The previous prime is 26113140503. The next prime is 26113140517. The reversal of 26113140511 is 11504131162.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 26113140511 - 2³ = 26113140503 is a prime.

It is a super-2 number, since 2×26113140511² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26113140517) 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, 25060075 + ... + 25061116.

It is an arithmetic number, because the mean of its divisors is an integer number (6540815556).

Almost surely, 2^26113140511 is an apocalyptic number.

26113140511 is a deficient number, since it is larger than the sum of its proper divisors (50121713).

26113140511 is an equidigital number, since it uses as much as digits as its factorization.

26113140511 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50121712.

The product of its (nonzero) digits is 720, while the sum is 25.

Adding to 26113140511 its reverse (11504131162), we get a palindrome (37617271673).

The spelling of 26113140511 in words is "twenty-six billion, one hundred thirteen million, one hundred forty thousand, five hundred eleven".