26266322413 has 32 divisors (see below), whose sum is σ = 29417084928. Its totient is φ = 23340441600.

The previous prime is 26266322393. The next prime is 26266322449. The reversal of 26266322413 is 31422366262.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-26266322413 is a prime.

It is a super-2 number, since 2×26266322413² (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 (26266326413) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3625831 + ... + 3633067.

It is an arithmetic number, because the mean of its divisors is an integer number (919283904).

Almost surely, 2^26266322413 is an apocalyptic number.

It is an amenable number.

26266322413 is a deficient number, since it is larger than the sum of its proper divisors (3150762515).

26266322413 is a wasteful number, since it uses less digits than its factorization.

26266322413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7453.

The product of its digits is 124416, while the sum is 37.

Adding to 26266322413 its reverse (31422366262), we get a palindrome (57688688675).

The spelling of 26266322413 in words is "twenty-six billion, two hundred sixty-six million, three hundred twenty-two thousand, four hundred thirteen".