26466083856 has 75 divisors (see below), whose sum is σ = 76617479631. Its totient is φ = 8820075744.

The previous prime is 26466083821. The next prime is 26466083863. The reversal of 26466083856 is 65838066462.

It is a happy number.

The square root of 26466083856 is 162684.

It is a perfect power (a square), and thus also a powerful number.

26466083856 is a `hidden beast` number, since 26 + 4 + 6 + 608 + 3 + 8 + 5 + 6 = 666.

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

It is an unprimeable number.

It is a polite number, since it can be written in 14 ways as a sum of consecutive naturals, for example, 5854365 + ... + 5858883.

Almost surely, 2^26466083856 is an apocalyptic number.

26466083856 is the 162684-th square number.

It is an amenable number.

26466083856 is an abundant number, since it is smaller than the sum of its proper divisors (50151395775).

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

26466083856 is an frugal number, since it uses more digits than its factorization.

26466083856 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9058 (or 4524 counting only the distinct ones).

The product of its (nonzero) digits is 9953280, while the sum is 54.

The spelling of 26466083856 in words is "twenty-six billion, four hundred sixty-six million, eighty-three thousand, eight hundred fifty-six".