2565522532 has 12 divisors (see below), whose sum is σ = 4495712256. Its totient is φ = 1281033320.

The previous prime is 2565522499. The next prime is 2565522541. The reversal of 2565522532 is 2352255652.

It is a junction number, because it is equal to n+sod(n) for n = 2565522491 and 2565522500.

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, 428644 + ... + 434587.

It is an arithmetic number, because the mean of its divisors is an integer number (374642688).

Almost surely, 2^2565522532 is an apocalyptic number.

It is an amenable number.

2565522532 is a deficient number, since it is larger than the sum of its proper divisors (1930189724).

2565522532 is a wasteful number, since it uses less digits than its factorization.

2565522532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 863978 (or 863976 counting only the distinct ones).

The product of its digits is 180000, while the sum is 37.

The square root of 2565522532 is about 50650.9874730987. The cubic root of 2565522532 is about 1368.9637380139.

The spelling of 2565522532 in words is "two billion, five hundred sixty-five million, five hundred twenty-two thousand, five hundred thirty-two".