5144402000 has 160 divisors (see below), whose sum is σ = 13165526400. Its totient is φ = 1938816000.

The previous prime is 5144401993. The next prime is 5144402009. The reversal of 5144402000 is 2044415.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5144402009) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 12577796 + ... + 12578204.

It is an arithmetic number, because the mean of its divisors is an integer number (82284540).

Almost surely, 2^5144402000 is an apocalyptic number.

5144402000 is a gapful number since it is divisible by the number (50) 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 5144402000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6582763200).

5144402000 is an abundant number, since it is smaller than the sum of its proper divisors (8021124400).

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

5144402000 is a wasteful number, since it uses less digits than its factorization.

5144402000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 782 (or 766 counting only the distinct ones).

The product of its (nonzero) digits is 640, while the sum is 20.

The square root of 5144402000 is about 71724.4867531306. The cubic root of 5144402000 is about 1726.2815653210.

Adding to 5144402000 its reverse (2044415), we get a palindrome (5146446415).

The spelling of 5144402000 in words is "five billion, one hundred forty-four million, four hundred two thousand".