2574656512 has 22 divisors (see below), whose sum is σ = 5146800758. Its totient is φ = 1287327744.

The previous prime is 2574656509. The next prime is 2574656543. The reversal of 2574656512 is 2156564752.

It can be written as a sum of positive squares in only one way, i.e., 2450646016 + 124010496 = 49504^2 + 11136^2 .

It is a super-2 number, since 2×2574656512² = 13257712309568012288, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1256133 + ... + 1258180.

It is an arithmetic number, because the mean of its divisors is an integer number (233945489).

Almost surely, 2^2574656512 is an apocalyptic number.

It is an amenable number.

2574656512 is a deficient number, since it is larger than the sum of its proper divisors (2572144246).

2574656512 is an equidigital number, since it uses as much as digits as its factorization.

2574656512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2514333 (or 2514315 counting only the distinct ones).

The product of its digits is 504000, while the sum is 43.

The square root of 2574656512 is about 50741.0732247555. The cubic root of 2574656512 is about 1370.5864454321.

The spelling of 2574656512 in words is "two billion, five hundred seventy-four million, six hundred fifty-six thousand, five hundred twelve".