26301420205 has 16 divisors (see below), whose sum is σ = 34195449024. Its totient is φ = 19342874880.

The previous prime is 26301420199. The next prime is 26301420221. The reversal of 26301420205 is 50202410362.

It is not a de Polignac number, because 26301420205 - 2²¹ = 26299323053 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 26301420205.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3594351 + ... + 3601660.

It is an arithmetic number, because the mean of its divisors is an integer number (2137215564).

Almost surely, 2^26301420205 is an apocalyptic number.

It is an amenable number.

26301420205 is a deficient number, since it is larger than the sum of its proper divisors (7894028819).

26301420205 is a wasteful number, since it uses less digits than its factorization.

26301420205 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7196076.

The product of its (nonzero) digits is 2880, while the sum is 25.

Adding to 26301420205 its reverse (50202410362), we get a palindrome (76503830567).

The spelling of 26301420205 in words is "twenty-six billion, three hundred one million, four hundred twenty thousand, two hundred five".