500561316654 has 16 divisors (see below), whose sum is σ = 1144140152448. Its totient is φ = 143017519032.

The previous prime is 500561316617. The next prime is 500561316701. The reversal of 500561316654 is 456613165005.

It is a Harshad number since it is a multiple of its sum of digits (42), and also a Moran number because the ratio is a prime number: 11918126587 = 500561316654 / (5 + 0 + 0 + 5 + 6 + 1 + 3 + 1 + 6 + 6 + 5 + 4).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5959063252 + ... + 5959063335.

It is an arithmetic number, because the mean of its divisors is an integer number (71508759528).

Almost surely, 2^500561316654 is an apocalyptic number.

500561316654 is an abundant number, since it is smaller than the sum of its proper divisors (643578835794).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

500561316654 is a wasteful number, since it uses less digits than its factorization.

500561316654 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11918126599.

The product of its (nonzero) digits is 324000, while the sum is 42.

The spelling of 500561316654 in words is "five hundred billion, five hundred sixty-one million, three hundred sixteen thousand, six hundred fifty-four".