7457173445 has 16 divisors (see below), whose sum is σ = 9103560192. Its totient is φ = 5862615360.

The previous prime is 7457173441. The next prime is 7457173483. The reversal of 7457173445 is 5443717547.

It is not a de Polignac number, because 7457173445 - 2² = 7457173441 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 7457173445.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7457173441) 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, 344204 + ... + 365226.

It is an arithmetic number, because the mean of its divisors is an integer number (568972512).

Almost surely, 2^7457173445 is an apocalyptic number.

It is an amenable number.

7457173445 is a deficient number, since it is larger than the sum of its proper divisors (1646386747).

7457173445 is a wasteful number, since it uses less digits than its factorization.

7457173445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22252.

The product of its digits is 1646400, while the sum is 47.

The square root of 7457173445 is about 86354.9271611064. The cubic root of 7457173445 is about 1953.7009220154.

The spelling of 7457173445 in words is "seven billion, four hundred fifty-seven million, one hundred seventy-three thousand, four hundred forty-five".