26452311403 has 4 divisors (see below), whose sum is σ = 30231213040. Its totient is φ = 22673409768.

The previous prime is 26452311383. The next prime is 26452311421. The reversal of 26452311403 is 30411325462.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-26452311403 is a prime.

It is a super-2 number, since 2×26452311403² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (26452311493) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1889450808 + ... + 1889450821.

It is an arithmetic number, because the mean of its divisors is an integer number (7557803260).

Almost surely, 2^26452311403 is an apocalyptic number.

26452311403 is a deficient number, since it is larger than the sum of its proper divisors (3778901637).

26452311403 is an equidigital number, since it uses as much as digits as its factorization.

26452311403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3778901636.

The product of its (nonzero) digits is 17280, while the sum is 31.

Adding to 26452311403 its reverse (30411325462), we get a palindrome (56863636865).

The spelling of 26452311403 in words is "twenty-six billion, four hundred fifty-two million, three hundred eleven thousand, four hundred three".