5273464521 has 8 divisors (see below), whose sum is σ = 7572154240. Its totient is φ = 3245208912.

The previous prime is 5273464507. The next prime is 5273464577. The reversal of 5273464521 is 1254643725.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 5273464521 - 2⁵ = 5273464489 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (39), and also a Moran number because the ratio is a prime number: 135217039 = 5273464521 / (5 + 2 + 7 + 3 + 4 + 6 + 4 + 5 + 2 + 1).

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 5273464521.

It is not an unprimeable number, because it can be changed into a prime (5273463521) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 67608481 + ... + 67608558.

It is an arithmetic number, because the mean of its divisors is an integer number (946519280).

Almost surely, 2^5273464521 is an apocalyptic number.

It is an amenable number.

5273464521 is a deficient number, since it is larger than the sum of its proper divisors (2298689719).

5273464521 is a wasteful number, since it uses less digits than its factorization.

5273464521 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 135217055.

The product of its digits is 201600, while the sum is 39.

The square root of 5273464521 is about 72618.6237889427. The cubic root of 5273464521 is about 1740.5987855270.

The spelling of 5273464521 in words is "five billion, two hundred seventy-three million, four hundred sixty-four thousand, five hundred twenty-one".