5145402144 has 24 divisors (see below), whose sum is σ = 13506680880. Its totient is φ = 1715134016.

The previous prime is 5145402137. The next prime is 5145402187. The reversal of 5145402144 is 4412045415.

It is a tau number, because it is divible by the number of its divisors (24).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 26798874 + ... + 26799065.

It is an arithmetic number, because the mean of its divisors is an integer number (562778370).

Almost surely, 2^5145402144 is an apocalyptic number.

It is an amenable number.

5145402144 is an abundant number, since it is smaller than the sum of its proper divisors (8361278736).

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

5145402144 is a wasteful number, since it uses less digits than its factorization.

5145402144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53597952 (or 53597944 counting only the distinct ones).

The product of its (nonzero) digits is 12800, while the sum is 30.

The square root of 5145402144 is about 71731.4585380780. The cubic root of 5145402144 is about 1726.3934291991.

Adding to 5145402144 its reverse (4412045415), we get a palindrome (9557447559).

The spelling of 5145402144 in words is "five billion, one hundred forty-five million, four hundred two thousand, one hundred forty-four".