2565616046 has 16 divisors (see below), whose sum is σ = 4409514720. Its totient is φ = 1096720800.

The previous prime is 2565616033. The next prime is 2565616061. The reversal of 2565616046 is 6406165652.

2565616046 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 2565615994 and 2565616012.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 230105 + ... + 240996.

It is an arithmetic number, because the mean of its divisors is an integer number (275594670).

Almost surely, 2^2565616046 is an apocalyptic number.

2565616046 is a deficient number, since it is larger than the sum of its proper divisors (1843898674).

2565616046 is a wasteful number, since it uses less digits than its factorization.

2565616046 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 471499.

The product of its (nonzero) digits is 259200, while the sum is 41.

The square root of 2565616046 is about 50651.9105858802. The cubic root of 2565616046 is about 1368.9803708464.

The spelling of 2565616046 in words is "two billion, five hundred sixty-five million, six hundred sixteen thousand, forty-six".