2545564562 has 8 divisors (see below), whose sum is σ = 3872126592. Its totient is φ = 1254855700.

The previous prime is 2545564529. The next prime is 2545564579. The reversal of 2545564562 is 2654655452.

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8963114 + ... + 8963397.

It is an arithmetic number, because the mean of its divisors is an integer number (484015824).

Almost surely, 2^2545564562 is an apocalyptic number.

2545564562 is a deficient number, since it is larger than the sum of its proper divisors (1326562030).

2545564562 is a wasteful number, since it uses less digits than its factorization.

2545564562 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17926584.

The product of its digits is 1440000, while the sum is 44.

The square root of 2545564562 is about 50453.5881974711. The cubic root of 2545564562 is about 1365.4046329113.

The spelling of 2545564562 in words is "two billion, five hundred forty-five million, five hundred sixty-four thousand, five hundred sixty-two".