5194280520 has 768 divisors, whose sum is σ = 21332263680. Its totient is φ = 1119744000.

The previous prime is 5194280501. The next prime is 5194280537. The reversal of 5194280520 is 250824915.

5194280520 is a `hidden beast` number, since 5 + 19 + 42 + 80 + 520 = 666.

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

It is an unprimeable number.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 51428470 + ... + 51428570.

It is an arithmetic number, because the mean of its divisors is an integer number (27776385).

Almost surely, 2^5194280520 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 5194280520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10666131840).

5194280520 is an abundant number, since it is smaller than the sum of its proper divisors (16137983160).

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

5194280520 is a wasteful number, since it uses less digits than its factorization.

5194280520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 188 (or 172 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 36.

The square root of 5194280520 is about 72071.3571399901. The cubic root of 5194280520 is about 1731.8427933984.

The spelling of 5194280520 in words is "five billion, one hundred ninety-four million, two hundred eighty thousand, five hundred twenty".