7266006720 has 896 divisors, whose sum is σ = 32023019520. Its totient is φ = 1512898560.

The previous prime is 7266006719. The next prime is 7266006779. The reversal of 7266006720 is 276006627.

7266006720 is a `hidden beast` number, since 7 + 26 + 600 + 6 + 7 + 20 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 38041825 + ... + 38042015.

Almost surely, 2^7266006720 is an apocalyptic number.

7266006720 is a gapful number since it is divisible by the number (70) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 7266006720, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16011509760).

7266006720 is an abundant number, since it is smaller than the sum of its proper divisors (24757012800).

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

7266006720 is a wasteful number, since it uses less digits than its factorization.

7266006720 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 278 (or 262 counting only the distinct ones).

The product of its (nonzero) digits is 42336, while the sum is 36.

The square root of 7266006720 is about 85240.8747022225. The cubic root of 7266006720 is about 1936.8616420483.

The spelling of 7266006720 in words is "seven billion, two hundred sixty-six million, six thousand, seven hundred twenty".