26103502453 has 4 divisors (see below), whose sum is σ = 29832574240. Its totient is φ = 22374430668.

The previous prime is 26103502423. The next prime is 26103502459. The reversal of 26103502453 is 35420530162.

It is a happy number.

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 26103502453 - 2³³ = 17513567861 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26103502459) 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, 1864535883 + ... + 1864535896.

It is an arithmetic number, because the mean of its divisors is an integer number (7458143560).

Almost surely, 2^26103502453 is an apocalyptic number.

It is an amenable number.

26103502453 is a deficient number, since it is larger than the sum of its proper divisors (3729071787).

26103502453 is an equidigital number, since it uses as much as digits as its factorization.

26103502453 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3729071786.

The product of its (nonzero) digits is 21600, while the sum is 31.

The spelling of 26103502453 in words is "twenty-six billion, one hundred three million, five hundred two thousand, four hundred fifty-three".