2565051148 has 48 divisors (see below), whose sum is σ = 5171443200. Its totient is φ = 1100969280.

The previous prime is 2565051119. The next prime is 2565051157. The reversal of 2565051148 is 8411505652.

It is a super-2 number, since 2×2565051148² = 13158974783712235808, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 260173 + ... + 269851.

It is an arithmetic number, because the mean of its divisors is an integer number (107738400).

Almost surely, 2^2565051148 is an apocalyptic number.

It is an amenable number.

2565051148 is an abundant number, since it is smaller than the sum of its proper divisors (2606392052).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2565051148 is a wasteful number, since it uses less digits than its factorization.

2565051148 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10030 (or 10028 counting only the distinct ones).

The product of its (nonzero) digits is 48000, while the sum is 37.

The square root of 2565051148 is about 50646.3340035584. The cubic root of 2565051148 is about 1368.8798893215.

The spelling of 2565051148 in words is "two billion, five hundred sixty-five million, fifty-one thousand, one hundred forty-eight".