7266516064 has 48 divisors (see below), whose sum is σ = 14954526720. Its totient is φ = 3471511680.

The previous prime is 7266516007. The next prime is 7266516077. The reversal of 7266516064 is 4606156627.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 7266516064.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 32007 + ... + 124729.

It is an arithmetic number, because the mean of its divisors is an integer number (311552640).

Almost surely, 2^7266516064 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 7266516064, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7477263360).

7266516064 is an abundant number, since it is smaller than the sum of its proper divisors (7688010656).

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

7266516064 is a wasteful number, since it uses less digits than its factorization.

7266516064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 92843 (or 92835 counting only the distinct ones).

The product of its (nonzero) digits is 362880, while the sum is 43.

The square root of 7266516064 is about 85243.8623245099. The cubic root of 7266516064 is about 1936.9068987183.

The spelling of 7266516064 in words is "seven billion, two hundred sixty-six million, five hundred sixteen thousand, sixty-four".