7235196188225 has 48 divisors (see below), whose sum is σ = 9311455830768. Its totient is φ = 5572257546240.

The previous prime is 7235196188173. The next prime is 7235196188249. The reversal of 7235196188225 is 5228816915327.

It is a happy number.

It is a Cunningham number, because it is equal to 2689832²+1.

It can be written as a sum of positive squares in 24 ways, for example, as 2402264405776 + 4832931782449 = 1549924^2 + 2198393^2 .

It is not a de Polignac number, because 7235196188225 - 2²² = 7235191993921 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 485673977 + ... + 485688873.

It is an arithmetic number, because the mean of its divisors is an integer number (193988663141).

Almost surely, 2^{7235196188225} is an apocalyptic number.

It is an amenable number.

7235196188225 is a deficient number, since it is larger than the sum of its proper divisors (2076259642543).

7235196188225 is a wasteful number, since it uses less digits than its factorization.

7235196188225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20454 (or 20449 counting only the distinct ones).

The product of its digits is 14515200, while the sum is 59.

The spelling of 7235196188225 in words is "seven trillion, two hundred thirty-five billion, one hundred ninety-six million, one hundred eighty-eight thousand, two hundred twenty-five".