5151488544 has 240 divisors, whose sum is σ = 16502270400. Its totient is φ = 1570254336.

The previous prime is 5151488539. The next prime is 5151488557. The reversal of 5151488544 is 4458841515.

5151488544 is a `hidden beast` number, since 5 + 1 + 514 + 88 + 54 + 4 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 5151488544.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 1426389 + ... + 1429995.

It is an arithmetic number, because the mean of its divisors is an integer number (68759460).

Almost surely, 2^5151488544 is an apocalyptic number.

5151488544 is a gapful number since it is divisible by the number (54) 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 5151488544, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8251135200).

5151488544 is an abundant number, since it is smaller than the sum of its proper divisors (11350781856).

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

5151488544 is a wasteful number, since it uses less digits than its factorization.

5151488544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3677 (or 3660 counting only the distinct ones).

The product of its digits is 512000, while the sum is 45.

The square root of 5151488544 is about 71773.8709002099. The cubic root of 5151488544 is about 1727.0738671477.

The spelling of 5151488544 in words is "five billion, one hundred fifty-one million, four hundred eighty-eight thousand, five hundred forty-four".