5145273800 has 24 divisors (see below), whose sum is σ = 11962762050. Its totient is φ = 2058109440.

The previous prime is 5145273781. The next prime is 5145273827. The reversal of 5145273800 is 83725415.

It is a happy number.

It can be written as a sum of positive squares in 3 ways, for example, as 2386713316 + 2758560484 = 48854^2 + 52522^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 12862985 + ... + 12863384.

Almost surely, 2^5145273800 is an apocalyptic number.

5145273800 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

5145273800 is an abundant number, since it is smaller than the sum of its proper divisors (6817488250).

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

5145273800 is a wasteful number, since it uses less digits than its factorization.

5145273800 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25726385 (or 25726376 counting only the distinct ones).

The product of its (nonzero) digits is 33600, while the sum is 35.

The square root of 5145273800 is about 71730.5639180398. The cubic root of 5145273800 is about 1726.3790750195.

The spelling of 5145273800 in words is "five billion, one hundred forty-five million, two hundred seventy-three thousand, eight hundred".