26463078641 has 8 divisors (see below), whose sum is σ = 27198030720. Its totient is φ = 25738126128.

The previous prime is 26463078623. The next prime is 26463078643. The reversal of 26463078641 is 14687036462.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 26463078641 - 2²⁶ = 26395969777 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (26463078643) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2494526 + ... + 2505111.

It is an arithmetic number, because the mean of its divisors is an integer number (3399753840).

Almost surely, 2^26463078641 is an apocalyptic number.

It is an amenable number.

26463078641 is a deficient number, since it is larger than the sum of its proper divisors (734952079).

26463078641 is an equidigital number, since it uses as much as digits as its factorization.

26463078641 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4999783.

The product of its (nonzero) digits is 1161216, while the sum is 47.

The spelling of 26463078641 in words is "twenty-six billion, four hundred sixty-three million, seventy-eight thousand, six hundred forty-one".