4520741225257 has 8 divisors (see below), whose sum is σ = 4528034490752. Its totient is φ = 4513448368800.

The previous prime is 4520741225239. The next prime is 4520741225359. The reversal of 4520741225257 is 7525221470254.

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

It is a cyclic number.

It is not a de Polignac number, because 4520741225257 - 2¹⁵ = 4520741192489 is a prime.

It is a super-2 number, since 2×4520741225257² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4520741225207) 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 7 ways as a sum of consecutive naturals, for example, 28395757 + ... + 28554517.

It is an arithmetic number, because the mean of its divisors is an integer number (566004311344).

Almost surely, 2^{4520741225257} is an apocalyptic number.

It is an amenable number.

4520741225257 is a deficient number, since it is larger than the sum of its proper divisors (7293265495).

4520741225257 is a wasteful number, since it uses less digits than its factorization.

4520741225257 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 204519.

The product of its (nonzero) digits is 1568000, while the sum is 46.

The spelling of 4520741225257 in words is "four trillion, five hundred twenty billion, seven hundred forty-one million, two hundred twenty-five thousand, two hundred fifty-seven".