5195728450 has 48 divisors (see below), whose sum is σ = 10906176960. Its totient is φ = 1824200000.

The previous prime is 5195728427. The next prime is 5195728457. The reversal of 5195728450 is 548275915.

It is a super-2 number, since 2×5195728450² = 53991188252278805000, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 5195728450.

It is not an unprimeable number, because it can be changed into a prime (5195728457) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 146926 + ... + 178825.

It is an arithmetic number, because the mean of its divisors is an integer number (227212020).

Almost surely, 2^5195728450 is an apocalyptic number.

5195728450 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

5195728450 is an abundant number, since it is smaller than the sum of its proper divisors (5710448510).

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

5195728450 is a wasteful number, since it uses less digits than its factorization.

5195728450 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 325803 (or 325798 counting only the distinct ones).

The product of its (nonzero) digits is 504000, while the sum is 46.

The square root of 5195728450 is about 72081.4015540763. The cubic root of 5195728450 is about 1732.0036982091.

The spelling of 5195728450 in words is "five billion, one hundred ninety-five million, seven hundred twenty-eight thousand, four hundred fifty".