5209357473 has 12 divisors (see below), whose sum is σ = 7526640420. Its totient is φ = 3471975936.

The previous prime is 5209357463. The next prime is 5209357487. The reversal of 5209357473 is 3747539025.

5209357473 is a `hidden beast` number, since 5 + 2 + 0 + 9 + 3 + 574 + 73 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 575424144 + 4633933329 = 23988^2 + 68073^2 .

It is not a de Polignac number, because 5209357473 - 2⁴ = 5209357457 is a prime.

It is not an unprimeable number, because it can be changed into a prime (5209357403) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 41008 + ... + 110001.

It is an arithmetic number, because the mean of its divisors is an integer number (627220035).

Almost surely, 2^5209357473 is an apocalyptic number.

It is an amenable number.

5209357473 is a deficient number, since it is larger than the sum of its proper divisors (2317282947).

5209357473 is a wasteful number, since it uses less digits than its factorization.

5209357473 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 154848 (or 154845 counting only the distinct ones).

The product of its (nonzero) digits is 793800, while the sum is 45.

The square root of 5209357473 is about 72175.8787476813. The cubic root of 5209357473 is about 1733.5167942360.

The spelling of 5209357473 in words is "five billion, two hundred nine million, three hundred fifty-seven thousand, four hundred seventy-three".