2571255056 has 20 divisors (see below), whose sum is σ = 5050052892. Its totient is φ = 1268015616.

The previous prime is 2571255019. The next prime is 2571255067. The reversal of 2571255056 is 6505521752.

It can be written as a sum of positive squares in 2 ways, for example, as 1773757456 + 797497600 = 42116^2 + 28240^2 .

It is a super-2 number, since 2×2571255056² = 13222705126011126272, which contains 22 as substring.

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, 1099541 + ... + 1101876.

Almost surely, 2^2571255056 is an apocalyptic number.

It is an amenable number.

2571255056 is a deficient number, since it is larger than the sum of its proper divisors (2478797836).

2571255056 is a wasteful number, since it uses less digits than its factorization.

2571255056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2201498 (or 2201492 counting only the distinct ones).

The product of its (nonzero) digits is 105000, while the sum is 38.

The square root of 2571255056 is about 50707.5443696498. The cubic root of 2571255056 is about 1369.9826051390.

The spelling of 2571255056 in words is "two billion, five hundred seventy-one million, two hundred fifty-five thousand, fifty-six".