2516474545 has 16 divisors (see below), whose sum is σ = 3265036992. Its totient is φ = 1850904000.

The previous prime is 2516474533. The next prime is 2516474561. The reversal of 2516474545 is 5454746152.

It is not a de Polignac number, because 2516474545 - 2⁷ = 2516474417 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 (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 60807 + ... + 93436.

It is an arithmetic number, because the mean of its divisors is an integer number (204064812).

Almost surely, 2^2516474545 is an apocalyptic number.

It is an amenable number.

2516474545 is a deficient number, since it is larger than the sum of its proper divisors (748562447).

2516474545 is a wasteful number, since it uses less digits than its factorization.

2516474545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 154512.

The product of its digits is 672000, while the sum is 43.

The square root of 2516474545 is about 50164.4749299741. The cubic root of 2516474545 is about 1360.1835365406.

The spelling of 2516474545 in words is "two billion, five hundred sixteen million, four hundred seventy-four thousand, five hundred forty-five".