505006000564 has 24 divisors (see below), whose sum is σ = 951779466848. Its totient is φ = 233070536160.

The previous prime is 505006000561. The next prime is 505006000589. The reversal of 505006000564 is 465000600505.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (505006000561) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1249159 + ... + 1603249.

Almost surely, 2^505006000564 is an apocalyptic number.

It is an amenable number.

505006000564 is a deficient number, since it is larger than the sum of its proper divisors (446773466284).

505006000564 is a wasteful number, since it uses less digits than its factorization.

505006000564 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 381535 (or 381533 counting only the distinct ones).

The product of its (nonzero) digits is 18000, while the sum is 31.

The spelling of 505006000564 in words is "five hundred five billion, six million, five hundred sixty-four", and thus it is an aban number.