26053246893 has 4 divisors (see below), whose sum is σ = 34737662528. Its totient is φ = 17368831260.

The previous prime is 26053246871. The next prime is 26053246897. The reversal of 26053246893 is 39864235062.

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 not a de Polignac number, because 26053246893 - 2¹⁴ = 26053230509 is a prime.

It is a super-2 number, since 2×26053246893² (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 (26053246897) 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, 4342207813 + ... + 4342207818.

It is an arithmetic number, because the mean of its divisors is an integer number (8684415632).

Almost surely, 2^26053246893 is an apocalyptic number.

It is an amenable number.

26053246893 is a deficient number, since it is larger than the sum of its proper divisors (8684415635).

26053246893 is an equidigital number, since it uses as much as digits as its factorization.

26053246893 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8684415634.

The product of its (nonzero) digits is 1866240, while the sum is 48.

The spelling of 26053246893 in words is "twenty-six billion, fifty-three million, two hundred forty-six thousand, eight hundred ninety-three".