26450012455 has 16 divisors (see below), whose sum is σ = 33635347200. Its totient is φ = 19932048640.

The previous prime is 26450012453. The next prime is 26450012549. The reversal of 26450012455 is 55421005462.

It is not a de Polignac number, because 26450012455 - 2¹ = 26450012453 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 26450012455.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26450012453) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2218615 + ... + 2230504.

It is an arithmetic number, because the mean of its divisors is an integer number (2102209200).

Almost surely, 2^26450012455 is an apocalyptic number.

26450012455 is a deficient number, since it is larger than the sum of its proper divisors (7185334745).

26450012455 is a wasteful number, since it uses less digits than its factorization.

26450012455 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4449194.

The product of its (nonzero) digits is 48000, while the sum is 34.

The spelling of 26450012455 in words is "twenty-six billion, four hundred fifty million, twelve thousand, four hundred fifty-five".