7225999355 has 16 divisors (see below), whose sum is σ = 9055217664. Its totient is φ = 5525176800.

The previous prime is 7225999321. The next prime is 7225999357. The reversal of 7225999355 is 5539995227.

It is not a de Polignac number, because 7225999355 - 2¹⁰ = 7225998331 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 7225999355.

It is not an unprimeable number, because it can be changed into a prime (7225999357) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 128930 + ... + 176280.

It is an arithmetic number, because the mean of its divisors is an integer number (565951104).

Almost surely, 2^7225999355 is an apocalyptic number.

7225999355 is a deficient number, since it is larger than the sum of its proper divisors (1829218309).

7225999355 is a wasteful number, since it uses less digits than its factorization.

7225999355 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48706.

The product of its digits is 7654500, while the sum is 56.

The square root of 7225999355 is about 85005.8783555584. The cubic root of 7225999355 is about 1933.3002457840.

The spelling of 7225999355 in words is "seven billion, two hundred twenty-five million, nine hundred ninety-nine thousand, three hundred fifty-five".