45500500503 has 12 divisors (see below), whose sum is σ = 65787329608. Its totient is φ = 30303951120.

The previous prime is 45500500453. The next prime is 45500500517. The reversal of 45500500503 is 30500500554.

It is not a de Polignac number, because 45500500503 - 2⁸ = 45500500247 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45500500543) 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, 2466625 + ... + 2485002.

Almost surely, 2^45500500503 is an apocalyptic number.

45500500503 is a deficient number, since it is larger than the sum of its proper divisors (20286829105).

45500500503 is a wasteful number, since it uses less digits than its factorization.

45500500503 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4952654 (or 4952651 counting only the distinct ones).

The product of its (nonzero) digits is 7500, while the sum is 27.

The spelling of 45500500503 in words is "forty-five billion, five hundred million, five hundred thousand, five hundred three".