4257965577 has 4 divisors (see below), whose sum is σ = 5677287440. Its totient is φ = 2838643716.

The previous prime is 4257965561. The next prime is 4257965581. The reversal of 4257965577 is 7755697524.

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 not a de Polignac number, because 4257965577 - 2⁴ = 4257965561 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4257965507) 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, 709660927 + ... + 709660932.

It is an arithmetic number, because the mean of its divisors is an integer number (1419321860).

Almost surely, 2^4257965577 is an apocalyptic number.

It is an amenable number.

4257965577 is a deficient number, since it is larger than the sum of its proper divisors (1419321863).

4257965577 is a wasteful number, since it uses less digits than its factorization.

4257965577 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1419321862.

The product of its digits is 18522000, while the sum is 57.

The square root of 4257965577 is about 65253.0886395426. The cubic root of 4257965577 is about 1620.8172446419.

The spelling of 4257965577 in words is "four billion, two hundred fifty-seven million, nine hundred sixty-five thousand, five hundred seventy-seven".