799084027225 has 27 divisors (see below), whose sum is σ = 1089198732349. Its totient is φ = 581116263200.

The previous prime is 799084027219. The next prime is 799084027229. The reversal of 799084027225 is 522720480997.

The square root of 799084027225 is 893915.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in 4 ways, for example, as 2377830169 + 796706197056 = 48763^2 + 892584^2 .

It is not a de Polignac number, because 799084027225 - 2¹⁹ = 799083502937 is a prime.

It is a super-2 number, since 2×799084027225² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (55).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (799084027229) by changing a digit.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 49157199 + ... + 49173451.

Almost surely, 2^799084027225 is an apocalyptic number.

799084027225 is the 893915-th square number.

799084027225 is the 446958-th centered octagonal number.

It is an amenable number.

799084027225 is a deficient number, since it is larger than the sum of its proper divisors (290114705124).

799084027225 is an frugal number, since it uses more digits than its factorization.

799084027225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32538 (or 16269 counting only the distinct ones).

The product of its (nonzero) digits is 5080320, while the sum is 55.

The spelling of 799084027225 in words is "seven hundred ninety-nine billion, eighty-four million, twenty-seven thousand, two hundred twenty-five".