2457117505 has 16 divisors (see below), whose sum is σ = 3072121344. Its totient is φ = 1884493440.

The previous prime is 2457117499. The next prime is 2457117511. The reversal of 2457117505 is 5057117542.

It is an interprime number because it is at equal distance from previous prime (2457117499) and next prime (2457117511).

It is not a de Polignac number, because 2457117505 - 2⁵ = 2457117473 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 57492 + ... + 90661.

It is an arithmetic number, because the mean of its divisors is an integer number (192007584).

Almost surely, 2^2457117505 is an apocalyptic number.

It is an amenable number.

2457117505 is a deficient number, since it is larger than the sum of its proper divisors (615003839).

2457117505 is a wasteful number, since it uses less digits than its factorization.

2457117505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 148296.

The product of its (nonzero) digits is 49000, while the sum is 37.

The square root of 2457117505 is about 49569.3201990909. The cubic root of 2457117505 is about 1349.4039444570.

Adding to 2457117505 its sum of digits (37), we get a palindrome (2457117542).

The spelling of 2457117505 in words is "two billion, four hundred fifty-seven million, one hundred seventeen thousand, five hundred five".