7265126033173 has 4 divisors (see below), whose sum is σ = 7265410508268. Its totient is φ = 7264841558080.

The previous prime is 7265126033159. The next prime is 7265126033177. The reversal of 7265126033173 is 3713306215627.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1242337618404 + 6022788414769 = 1114602^2 + 2454137^2 .

It is a cyclic number.

It is not a de Polignac number, because 7265126033173 - 2⁵ = 7265126033141 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7265126033177) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 142199236 + ... + 142250317.

It is an arithmetic number, because the mean of its divisors is an integer number (1816352627067).

Almost surely, 2^{7265126033173} is an apocalyptic number.

It is an amenable number.

7265126033173 is a deficient number, since it is larger than the sum of its proper divisors (284475095).

7265126033173 is a wasteful number, since it uses less digits than its factorization.

7265126033173 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 284475094.

The product of its (nonzero) digits is 952560, while the sum is 46.

The spelling of 7265126033173 in words is "seven trillion, two hundred sixty-five billion, one hundred twenty-six million, thirty-three thousand, one hundred seventy-three".