26453232133 has 4 divisors (see below), whose sum is σ = 26457242560. Its totient is φ = 26449221708.

The previous prime is 26453232131. The next prime is 26453232137. The reversal of 26453232133 is 33123235462.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 26453232133 - 2¹ = 26453232131 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26453232131) 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, 1995303 + ... + 2008516.

It is an arithmetic number, because the mean of its divisors is an integer number (6614310640).

Almost surely, 2^26453232133 is an apocalyptic number.

It is an amenable number.

26453232133 is a deficient number, since it is larger than the sum of its proper divisors (4010427).

26453232133 is an equidigital number, since it uses as much as digits as its factorization.

26453232133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4010426.

The product of its digits is 77760, while the sum is 34.

Adding to 26453232133 its reverse (33123235462), we get a palindrome (59576467595).

The spelling of 26453232133 in words is "twenty-six billion, four hundred fifty-three million, two hundred thirty-two thousand, one hundred thirty-three".