5257730351 has 4 divisors (see below), whose sum is σ = 5258181600. Its totient is φ = 5257279104.

The previous prime is 5257730339. The next prime is 5257730353. The reversal of 5257730351 is 1530377525.

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

It is a cyclic number.

It is not a de Polignac number, because 5257730351 - 2²² = 5253536047 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 (5257730353) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 207671 + ... + 231608.

It is an arithmetic number, because the mean of its divisors is an integer number (1314545400).

Almost surely, 2^5257730351 is an apocalyptic number.

5257730351 is a deficient number, since it is larger than the sum of its proper divisors (451249).

5257730351 is a wasteful number, since it uses less digits than its factorization.

5257730351 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 451248.

The product of its (nonzero) digits is 110250, while the sum is 38.

The square root of 5257730351 is about 72510.2085985139. The cubic root of 5257730351 is about 1738.8659487340.

It can be divided in two parts, 52577 and 30351, that added together give a palindrome (82928).

The spelling of 5257730351 in words is "five billion, two hundred fifty-seven million, seven hundred thirty thousand, three hundred fifty-one".