573495464520 has 896 divisors, whose sum is σ = 2181453120000. Its totient is φ = 134436464640.

The previous prime is 573495464471. The next prime is 573495464527. The reversal of 573495464520 is 25464594375.

It is a happy number.

573495464520 is a `hidden beast` number, since 5 + 7 + 3 + 4 + 9 + 54 + 64 + 520 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is not an unprimeable number, because it can be changed into a prime (573495464527) by changing a digit.

It is a polite number, since it can be written in 223 ways as a sum of consecutive naturals, for example, 1643253306 + ... + 1643253654.

It is an arithmetic number, because the mean of its divisors is an integer number (2434657500).

Almost surely, 2^573495464520 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 573495464520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1090726560000).

573495464520 is an abundant number, since it is smaller than the sum of its proper divisors (1607957655480).

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

573495464520 is a wasteful number, since it uses less digits than its factorization.

573495464520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 545 (or 526 counting only the distinct ones).

The product of its (nonzero) digits is 18144000, while the sum is 54.

The spelling of 573495464520 in words is "five hundred seventy-three billion, four hundred ninety-five million, four hundred sixty-four thousand, five hundred twenty".