4257770457 has 8 divisors (see below), whose sum is σ = 5677372384. Its totient is φ = 2838341088.

The previous prime is 4257770417. The next prime is 4257770497. The reversal of 4257770457 is 7540777524.

It is an interprime number because it is at equal distance from previous prime (4257770417) and next prime (4257770497).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 4257770457 - 2⁷ = 4257770329 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4257770417) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 34293 + ... + 98445.

It is an arithmetic number, because the mean of its divisors is an integer number (709671548).

Almost surely, 2^4257770457 is an apocalyptic number.

It is an amenable number.

4257770457 is a deficient number, since it is larger than the sum of its proper divisors (1419601927).

4257770457 is a wasteful number, since it uses less digits than its factorization.

4257770457 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 86279.

The product of its (nonzero) digits is 1920800, while the sum is 48.

The square root of 4257770457 is about 65251.5935207716. The cubic root of 4257770457 is about 1620.7924864418.

The spelling of 4257770457 in words is "four billion, two hundred fifty-seven million, seven hundred seventy thousand, four hundred fifty-seven".