26361225245 has 4 divisors (see below), whose sum is σ = 31633470300. Its totient is φ = 21088980192.

The previous prime is 26361225229. The next prime is 26361225263. The reversal of 26361225245 is 54252216362.

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

It can be written as a sum of positive squares in 2 ways, for example, as 2853589561 + 23507635684 = 53419^2 + 153322^2 .

It is a cyclic number.

It is not a de Polignac number, because 26361225245 - 2⁴ = 26361225229 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 26361225199 and 26361225208.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2636122520 + ... + 2636122529.

It is an arithmetic number, because the mean of its divisors is an integer number (7908367575).

Almost surely, 2^26361225245 is an apocalyptic number.

It is an amenable number.

26361225245 is a deficient number, since it is larger than the sum of its proper divisors (5272245055).

26361225245 is an equidigital number, since it uses as much as digits as its factorization.

26361225245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5272245054.

The product of its digits is 172800, while the sum is 38.

The spelling of 26361225245 in words is "twenty-six billion, three hundred sixty-one million, two hundred twenty-five thousand, two hundred forty-five".