5124452520 has 128 divisors (see below), whose sum is σ = 17312071680. Its totient is φ = 1202208000.

The previous prime is 5124452471. The next prime is 5124452539. The reversal of 5124452520 is 252544215.

It is a hoax number, since the sum of its digits (30) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 21696 + ... + 103535.

It is an arithmetic number, because the mean of its divisors is an integer number (135250560).

Almost surely, 2^5124452520 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 5124452520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8656035840).

5124452520 is an abundant number, since it is smaller than the sum of its proper divisors (12187619160).

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

5124452520 is a wasteful number, since it uses less digits than its factorization.

5124452520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 125287 (or 125283 counting only the distinct ones).

The product of its (nonzero) digits is 16000, while the sum is 30.

The square root of 5124452520 is about 71585.2814480742. The cubic root of 5124452520 is about 1724.0472251604.

Adding to 5124452520 its reverse (252544215), we get a palindrome (5376996735).

The spelling of 5124452520 in words is "five billion, one hundred twenty-four million, four hundred fifty-two thousand, five hundred twenty".