5151444480 has 1080 divisors, whose sum is σ = 23305273992. Its totient is φ = 1086898176.

The previous prime is 5151444469. The next prime is 5151444553. The reversal of 5151444480 is 844441515.

It is a tau number, because it is divible by the number of its divisors (1080).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 107 ways as a sum of consecutive naturals, for example, 396264954 + ... + 396264966.

Almost surely, 2^5151444480 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5151444480, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11652636996).

5151444480 is an abundant number, since it is smaller than the sum of its proper divisors (18153829512).

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

5151444480 is an equidigital number, since it uses as much as digits as its factorization.

5151444480 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 78 (or 30 counting only the distinct ones).

The product of its (nonzero) digits is 51200, while the sum is 36.

The square root of 5151444480 is about 71773.5639354770. The cubic root of 5151444480 is about 1727.0689428752.

Adding to 5151444480 its reverse (844441515), we get a palindrome (5995885995).

The spelling of 5151444480 in words is "five billion, one hundred fifty-one million, four hundred forty-four thousand, four hundred eighty".