2564357270 has 16 divisors (see below), whose sum is σ = 4624920720. Its totient is φ = 1023725664.

The previous prime is 2564357227. The next prime is 2564357273. The reversal of 2564357270 is 727534652.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2564357273) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 246812 + ... + 256991.

It is an arithmetic number, because the mean of its divisors is an integer number (289057545).

Almost surely, 2^2564357270 is an apocalyptic number.

2564357270 is a deficient number, since it is larger than the sum of its proper divisors (2060563450).

2564357270 is a wasteful number, since it uses less digits than its factorization.

2564357270 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 504319.

The product of its (nonzero) digits is 352800, while the sum is 41.

The square root of 2564357270 is about 50639.4833109502. The cubic root of 2564357270 is about 1368.7564452203.

The spelling of 2564357270 in words is "two billion, five hundred sixty-four million, three hundred fifty-seven thousand, two hundred seventy".