7300055457 has 6 divisors (see below), whose sum is σ = 10544524562. Its totient is φ = 4866703632.

The previous prime is 7300055449. The next prime is 7300055473. The reversal of 7300055457 is 7545500037.

It can be written as a sum of positive squares in only one way, i.e., 5274245376 + 2025810081 = 72624^2 + 45009^2 .

It is not a de Polignac number, because 7300055457 - 2³ = 7300055449 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (7300055437) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 405558628 + ... + 405558645.

Almost surely, 2^7300055457 is an apocalyptic number.

It is an amenable number.

7300055457 is a deficient number, since it is larger than the sum of its proper divisors (3244469105).

7300055457 is a wasteful number, since it uses less digits than its factorization.

7300055457 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 811117279 (or 811117276 counting only the distinct ones).

The product of its (nonzero) digits is 73500, while the sum is 36.

The square root of 7300055457 is about 85440.3619901040. The cubic root of 7300055457 is about 1939.8823268867.

The spelling of 7300055457 in words is "seven billion, three hundred million, fifty-five thousand, four hundred fifty-seven".