2565411535 has 8 divisors (see below), whose sum is σ = 3086173296. Its totient is φ = 2047209600.

The previous prime is 2565411517. The next prime is 2565411551. The reversal of 2565411535 is 5351145652.

It is a happy number.

2565411535 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a de Polignac number, because none of the positive numbers 2^k-2565411535 is a prime.

It is a super-2 number, since 2×2565411535² = 13162672687822112450, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2565411494 and 2565411503.

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, 637749 + ... + 641758.

It is an arithmetic number, because the mean of its divisors is an integer number (385771662).

Almost surely, 2^2565411535 is an apocalyptic number.

2565411535 is a deficient number, since it is larger than the sum of its proper divisors (520761761).

2565411535 is a wasteful number, since it uses less digits than its factorization.

2565411535 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1279913.

The product of its digits is 90000, while the sum is 37.

The square root of 2565411535 is about 50649.8917570413. The cubic root of 2565411535 is about 1368.9439950496.

The spelling of 2565411535 in words is "two billion, five hundred sixty-five million, four hundred eleven thousand, five hundred thirty-five".