2564536355 has 8 divisors (see below), whose sum is σ = 3119600832. Its totient is φ = 2023524288.

The previous prime is 2564536339. The next prime is 2564536357. The reversal of 2564536355 is 5536354652.

2564536355 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 cyclic number.

It is not a de Polignac number, because 2564536355 - 2⁴ = 2564536339 is a prime.

It is a super-2 number, since 2×2564536355² = 13153693432233372050, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2564536357) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3512699 + ... + 3513428.

It is an arithmetic number, because the mean of its divisors is an integer number (389950104).

Almost surely, 2^2564536355 is an apocalyptic number.

2564536355 is a deficient number, since it is larger than the sum of its proper divisors (555064477).

2564536355 is an equidigital number, since it uses as much as digits as its factorization.

2564536355 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7026205.

The product of its digits is 1620000, while the sum is 44.

The square root of 2564536355 is about 50641.2515149458. The cubic root of 2564536355 is about 1368.7883074007.

The spelling of 2564536355 in words is "two billion, five hundred sixty-four million, five hundred thirty-six thousand, three hundred fifty-five".