7726265856 has 120 divisors (see below), whose sum is σ = 22664900544. Its totient is φ = 2533109760.

The previous prime is 7726265839. The next prime is 7726265863. The reversal of 7726265856 is 6585626277.

7726265856 is a `hidden beast` number, since 7 + 7 + 2 + 626 + 5 + 8 + 5 + 6 = 666.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 267345 + ... + 294831.

Almost surely, 2^7726265856 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 7726265856, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11332450272).

7726265856 is an abundant number, since it is smaller than the sum of its proper divisors (14938634688).

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

7726265856 is a wasteful number, since it uses less digits than its factorization.

7726265856 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27572 (or 27553 counting only the distinct ones).

The product of its digits is 8467200, while the sum is 54.

The square root of 7726265856 is about 87899.1800644352. The cubic root of 7726265856 is about 1976.9235849231.

The spelling of 7726265856 in words is "seven billion, seven hundred twenty-six million, two hundred sixty-five thousand, eight hundred fifty-six".