4257580852813 has 4 divisors (see below), whose sum is σ = 4315903878268. Its totient is φ = 4199257827360.

The previous prime is 4257580852783. The next prime is 4257580852829. The reversal of 4257580852813 is 3182580857524.

4257580852813 = 1459037² + 1459038².

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 2128791885444 + 2128788967369 = 1459038^2 + 1459037^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4257580852813 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4257580855813) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 29161512618 + ... + 29161512763.

It is an arithmetic number, because the mean of its divisors is an integer number (1078975969567).

Almost surely, 2^{4257580852813} is an apocalyptic number.

4257580852813 is the 1459038-th centered square number.

It is an amenable number.

4257580852813 is a deficient number, since it is larger than the sum of its proper divisors (58323025455).

4257580852813 is an equidigital number, since it uses as much as digits as its factorization.

4257580852813 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58323025454.

The product of its (nonzero) digits is 21504000, while the sum is 58.

The spelling of 4257580852813 in words is "four trillion, two hundred fifty-seven billion, five hundred eighty million, eight hundred fifty-two thousand, eight hundred thirteen".