503232564465 has 24 divisors (see below), whose sum is σ = 872499438720. Its totient is φ = 268320036384.

The previous prime is 503232564463. The next prime is 503232564517. The reversal of 503232564465 is 564465232305.

503232564465 is a `hidden beast` number, since 5 + 0 + 3 + 23 + 2 + 564 + 4 + 65 = 666.

It is not a de Polignac number, because 503232564465 - 2¹ = 503232564463 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 503232564465.

It is not an unprimeable number, because it can be changed into a prime (503232564463) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1299145 + ... + 1641414.

It is an arithmetic number, because the mean of its divisors is an integer number (36354143280).

Almost surely, 2^503232564465 is an apocalyptic number.

It is an amenable number.

503232564465 is a deficient number, since it is larger than the sum of its proper divisors (369266874255).

503232564465 is a wasteful number, since it uses less digits than its factorization.

503232564465 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2944373 (or 2944370 counting only the distinct ones).

The product of its (nonzero) digits is 2592000, while the sum is 45.

The spelling of 503232564465 in words is "five hundred three billion, two hundred thirty-two million, five hundred sixty-four thousand, four hundred sixty-five".