26565463056 has 160 divisors (see below), whose sum is σ = 78343521408. Its totient is φ = 7684485120.

The previous prime is 26565463037. The next prime is 26565463139. The reversal of 26565463056 is 65036456562.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a junction number, because it is equal to n+sod(n) for n = 26565462996 and 26565463014.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1022580 + ... + 1048236.

Almost surely, 2^26565463056 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 26565463056, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (39171760704).

26565463056 is an abundant number, since it is smaller than the sum of its proper divisors (51778058352).

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

26565463056 is a wasteful number, since it uses less digits than its factorization.

26565463056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25769 (or 25763 counting only the distinct ones).

The product of its (nonzero) digits is 3888000, while the sum is 48.

The spelling of 26565463056 in words is "twenty-six billion, five hundred sixty-five million, four hundred sixty-three thousand, fifty-six".