2402544144 has 320 divisors, whose sum is σ = 8607449088. Its totient is φ = 557107200.

The previous prime is 2402544103. The next prime is 2402544173. The reversal of 2402544144 is 4414452042.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1488682 + ... + 1490294.

Almost surely, 2^2402544144 is an apocalyptic number.

2402544144 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2402544144, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4303724544).

2402544144 is an abundant number, since it is smaller than the sum of its proper divisors (6204904944).

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

2402544144 is a wasteful number, since it uses less digits than its factorization.

2402544144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1686 (or 1680 counting only the distinct ones).

The product of its (nonzero) digits is 20480, while the sum is 30.

The square root of 2402544144 is about 49015.7540388802. The cubic root of 2402544144 is about 1339.3388258225.

Adding to 2402544144 its reverse (4414452042), we get a palindrome (6816996186).

The spelling of 2402544144 in words is "two billion, four hundred two million, five hundred forty-four thousand, one hundred forty-four".