26890256448 has 112 divisors (see below), whose sum is σ = 86239014720. Its totient is φ = 8148556800.

The previous prime is 26890256441. The next prime is 26890256461. The reversal of 26890256448 is 84465209862.

26890256448 is a `hidden beast` number, since 2 + 68 + 90 + 2 + 56 + 448 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a junction number, because it is equal to n+sod(n) for n = 26890256394 and 26890256403.

It is not an unprimeable number, because it can be changed into a prime (26890256441) 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, 688333 + ... + 726348.

Almost surely, 2^26890256448 is an apocalyptic number.

It is an amenable number.

26890256448 is an abundant number, since it is smaller than the sum of its proper divisors (59348758272).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

26890256448 is a wasteful number, since it uses less digits than its factorization.

26890256448 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1414713 (or 1414697 counting only the distinct ones).

The product of its (nonzero) digits is 6635520, while the sum is 54.

The spelling of 26890256448 in words is "twenty-six billion, eight hundred ninety million, two hundred fifty-six thousand, four hundred forty-eight".