2564485107 has 8 divisors (see below), whose sum is σ = 3419619984. Its totient is φ = 1709503488.

The previous prime is 2564485067. The next prime is 2564485169. The reversal of 2564485107 is 7015844652.

It is a happy number.

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

It is not a de Polignac number, because 2564485107 - 2¹⁴ = 2564468723 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2564485907) 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, 9123 + ... + 72195.

It is an arithmetic number, because the mean of its divisors is an integer number (427452498).

Almost surely, 2^2564485107 is an apocalyptic number.

2564485107 is a deficient number, since it is larger than the sum of its proper divisors (855134877).

2564485107 is a wasteful number, since it uses less digits than its factorization.

2564485107 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 76629.

The product of its (nonzero) digits is 268800, while the sum is 42.

The square root of 2564485107 is about 50640.7455217634. The cubic root of 2564485107 is about 1368.7791896863.

The spelling of 2564485107 in words is "two billion, five hundred sixty-four million, four hundred eighty-five thousand, one hundred seven".