2544660402 has 32 divisors (see below), whose sum is σ = 5469135552. Its totient is φ = 786407424.

The previous prime is 2544660379. The next prime is 2544660403. The reversal of 2544660402 is 2040664452.

It is not an unprimeable number, because it can be changed into a prime (2544660403) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 179343 + ... + 193010.

It is an arithmetic number, because the mean of its divisors is an integer number (170910486).

Almost surely, 2^2544660402 is an apocalyptic number.

2544660402 is an abundant number, since it is smaller than the sum of its proper divisors (2924475150).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2544660402 is a wasteful number, since it uses less digits than its factorization.

2544660402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 372442.

The product of its (nonzero) digits is 46080, while the sum is 33.

The square root of 2544660402 is about 50444.6270875303. The cubic root of 2544660402 is about 1365.2429542453.

The spelling of 2544660402 in words is "two billion, five hundred forty-four million, six hundred sixty thousand, four hundred two".