2544404516 has 24 divisors (see below), whose sum is σ = 4477576320. Its totient is φ = 1265112800.

The previous prime is 2544404497. The next prime is 2544404531. The reversal of 2544404516 is 6154044452.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 926906 + ... + 929646.

It is an arithmetic number, because the mean of its divisors is an integer number (186565680).

Almost surely, 2^2544404516 is an apocalyptic number.

It is an amenable number.

2544404516 is a deficient number, since it is larger than the sum of its proper divisors (1933171804).

2544404516 is a wasteful number, since it uses less digits than its factorization.

2544404516 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3955 (or 3953 counting only the distinct ones).

The product of its (nonzero) digits is 76800, while the sum is 35.

The square root of 2544404516 is about 50442.0907179708. The cubic root of 2544404516 is about 1365.1971906706.

Adding to 2544404516 its reverse (6154044452), we get a palindrome (8698448968).

The spelling of 2544404516 in words is "two billion, five hundred forty-four million, four hundred four thousand, five hundred sixteen".