2565436054 has 16 divisors (see below), whose sum is σ = 4029981408. Its totient is φ = 1222512192.

The previous prime is 2565436037. The next prime is 2565436061. The reversal of 2565436054 is 4506345652.

It is a happy number.

2565436054 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 = 2565435998 and 2565436016.

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, 87927 + ... + 113410.

It is an arithmetic number, because the mean of its divisors is an integer number (251873838).

Almost surely, 2^2565436054 is an apocalyptic number.

2565436054 is a deficient number, since it is larger than the sum of its proper divisors (1464545354).

2565436054 is a wasteful number, since it uses less digits than its factorization.

2565436054 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 201639.

The product of its (nonzero) digits is 432000, while the sum is 40.

The square root of 2565436054 is about 50650.1338004156. The cubic root of 2565436054 is about 1368.9483562772.

The spelling of 2565436054 in words is "two billion, five hundred sixty-five million, four hundred thirty-six thousand, fifty-four".