80500563 has 24 divisors (see below), whose sum is σ = 136609200. Its totient is φ = 45034560.

The previous prime is 80500523. The next prime is 80500571. The reversal of 80500563 is 36500508.

It is not a de Polignac number, because 80500563 - 2⁶ = 80500499 is a prime.

It is not an unprimeable number, because it can be changed into a prime (80500523) 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, 29988 + ... + 32561.

It is an arithmetic number, because the mean of its divisors is an integer number (5692050).

Almost surely, 2^80500563 is an apocalyptic number.

80500563 is a deficient number, since it is larger than the sum of its proper divisors (56108637).

80500563 is a wasteful number, since it uses less digits than its factorization.

80500563 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62579 (or 62576 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 27.

The square root of 80500563 is about 8972.2105971717. The cubic root of 80500563 is about 431.7837620217.

The spelling of 80500563 in words is "eighty million, five hundred thousand, five hundred sixty-three".