2520458755 has 4 divisors (see below), whose sum is σ = 3024550512. Its totient is φ = 2016367000.

The previous prime is 2520458713. The next prime is 2520458789. The reversal of 2520458755 is 5578540252.

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

It is not a de Polignac number, because 2520458755 - 2¹¹ = 2520456707 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 252045871 + ... + 252045880.

It is an arithmetic number, because the mean of its divisors is an integer number (756137628).

Almost surely, 2^2520458755 is an apocalyptic number.

2520458755 is a deficient number, since it is larger than the sum of its proper divisors (504091757).

2520458755 is an equidigital number, since it uses as much as digits as its factorization.

2520458755 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 504091756.

The product of its (nonzero) digits is 560000, while the sum is 43.

The square root of 2520458755 is about 50204.1706932801. The cubic root of 2520458755 is about 1360.9009951982.

The spelling of 2520458755 in words is "two billion, five hundred twenty million, four hundred fifty-eight thousand, seven hundred fifty-five".