7230277745 has 8 divisors (see below), whose sum is σ = 8677766184. Its totient is φ = 5783266944.

The previous prime is 7230277741. The next prime is 7230277751. The reversal of 7230277745 is 5477720327.

7230277745 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 2661734464 + 4568543281 = 51592^2 + 67591^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 7230277745 - 2² = 7230277741 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 7230277696 and 7230277705.

It is not an unprimeable number, because it can be changed into a prime (7230277741) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 85214 + ... + 147383.

It is an arithmetic number, because the mean of its divisors is an integer number (1084720773).

Almost surely, 2^7230277745 is an apocalyptic number.

It is an amenable number.

7230277745 is a deficient number, since it is larger than the sum of its proper divisors (1447488439).

7230277745 is a wasteful number, since it uses less digits than its factorization.

7230277745 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 238819.

The product of its (nonzero) digits is 576240, while the sum is 44.

The square root of 7230277745 is about 85031.0398913244. The cubic root of 7230277745 is about 1933.6817284512.

The spelling of 7230277745 in words is "seven billion, two hundred thirty million, two hundred seventy-seven thousand, seven hundred forty-five".