2544660422 has 16 divisors (see below), whose sum is σ = 3938755632. Its totient is φ = 1232068320.

The previous prime is 2544660409. The next prime is 2544660431. The reversal of 2544660422 is 2240664452.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 65873 + ... + 97100.

It is an arithmetic number, because the mean of its divisors is an integer number (246172227).

Almost surely, 2^2544660422 is an apocalyptic number.

2544660422 is a deficient number, since it is larger than the sum of its proper divisors (1394095210).

2544660422 is a wasteful number, since it uses less digits than its factorization.

2544660422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 163223.

The product of its (nonzero) digits is 92160, while the sum is 35.

The square root of 2544660422 is about 50444.6272857675. The cubic root of 2544660422 is about 1365.2429578220.

The spelling of 2544660422 in words is "two billion, five hundred forty-four million, six hundred sixty thousand, four hundred twenty-two".