445432535503 has 4 divisors (see below), whose sum is σ = 456296743728. Its totient is φ = 434568327280.

The previous prime is 445432535489. The next prime is 445432535531. The reversal of 445432535503 is 305535234544.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 445432535503 - 2³⁷ = 307993582031 is a prime.

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 445432535503.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (445432535543) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5432104051 + ... + 5432104132.

It is an arithmetic number, because the mean of its divisors is an integer number (114074185932).

Almost surely, 2^445432535503 is an apocalyptic number.

445432535503 is a deficient number, since it is larger than the sum of its proper divisors (10864208225).

445432535503 is a wasteful number, since it uses less digits than its factorization.

445432535503 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10864208224.

The product of its (nonzero) digits is 2160000, while the sum is 43.

The spelling of 445432535503 in words is "four hundred forty-five billion, four hundred thirty-two million, five hundred thirty-five thousand, five hundred three".