2560505429 has 16 divisors (see below), whose sum is σ = 2711923200. Its totient is φ = 2412604656.

The previous prime is 2560505407. The next prime is 2560505471. The reversal of 2560505429 is 9245050652.

2560505429 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2560505429 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2560505392 and 2560505401.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2560505329) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 721742 + ... + 725280.

It is an arithmetic number, because the mean of its divisors is an integer number (169495200).

Almost surely, 2^2560505429 is an apocalyptic number.

It is an amenable number.

2560505429 is a deficient number, since it is larger than the sum of its proper divisors (151417771).

2560505429 is a wasteful number, since it uses less digits than its factorization.

2560505429 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4024.

The product of its (nonzero) digits is 108000, while the sum is 38.

The square root of 2560505429 is about 50601.4370250490. The cubic root of 2560505429 is about 1368.0707796914.

The spelling of 2560505429 in words is "two billion, five hundred sixty million, five hundred five thousand, four hundred twenty-nine".