4573445257 has 4 divisors (see below), whose sum is σ = 4573668096. Its totient is φ = 4573222420.

The previous prime is 4573445249. The next prime is 4573445297. The reversal of 4573445257 is 7525443754.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 4573445257 - 2³ = 4573445249 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4573445237) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 77113 + ... + 122854.

It is an arithmetic number, because the mean of its divisors is an integer number (1143417024).

Almost surely, 2^4573445257 is an apocalyptic number.

It is an amenable number.

4573445257 is a deficient number, since it is larger than the sum of its proper divisors (222839).

4573445257 is a wasteful number, since it uses less digits than its factorization.

4573445257 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 222838.

The product of its digits is 2352000, while the sum is 46.

The square root of 4573445257 is about 67627.2523247840. The cubic root of 4573445257 is about 1659.8970828196.

The spelling of 4573445257 in words is "four billion, five hundred seventy-three million, four hundred forty-five thousand, two hundred fifty-seven".