26112146623 has 4 divisors (see below), whose sum is σ = 26479923408. Its totient is φ = 25744369840.

The previous prime is 26112146617. The next prime is 26112146651. The reversal of 26112146623 is 32664121162.

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 26112146623 - 2²⁵ = 26078592191 is a prime.

It is a super-2 number, since 2×26112146623² (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 (26112146603) 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, 183888286 + ... + 183888427.

It is an arithmetic number, because the mean of its divisors is an integer number (6619980852).

Almost surely, 2^26112146623 is an apocalyptic number.

26112146623 is a deficient number, since it is larger than the sum of its proper divisors (367776785).

26112146623 is an equidigital number, since it uses as much as digits as its factorization.

26112146623 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 367776784.

The product of its digits is 20736, while the sum is 34.

Adding to 26112146623 its reverse (32664121162), we get a palindrome (58776267785).

The spelling of 26112146623 in words is "twenty-six billion, one hundred twelve million, one hundred forty-six thousand, six hundred twenty-three".