26420843679 has 8 divisors (see below), whose sum is σ = 35228793600. Its totient is φ = 17613394776.

The previous prime is 26420843671. The next prime is 26420843681. The reversal of 26420843679 is 97634802462.

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

It is not a de Polignac number, because 26420843679 - 2³ = 26420843671 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26420843671) 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, 22794 + ... + 231000.

It is an arithmetic number, because the mean of its divisors is an integer number (4403599200).

Almost surely, 2^26420843679 is an apocalyptic number.

26420843679 is a deficient number, since it is larger than the sum of its proper divisors (8807949921).

26420843679 is a wasteful number, since it uses less digits than its factorization.

26420843679 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 250509.

The product of its (nonzero) digits is 3483648, while the sum is 51.

The spelling of 26420843679 in words is "twenty-six billion, four hundred twenty million, eight hundred forty-three thousand, six hundred seventy-nine".