501663919130 has 16 divisors (see below), whose sum is σ = 985085514144. Its totient is φ = 182423243280.

The previous prime is 501663919111. The next prime is 501663919147. The reversal of 501663919130 is 31919366105.

It is a happy 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, 2280290432 + ... + 2280290651.

It is an arithmetic number, because the mean of its divisors is an integer number (61567844634).

Almost surely, 2^501663919130 is an apocalyptic number.

501663919130 is a deficient number, since it is larger than the sum of its proper divisors (483421595014).

501663919130 is a wasteful number, since it uses less digits than its factorization.

501663919130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4560581101.

The product of its (nonzero) digits is 131220, while the sum is 44.

The spelling of 501663919130 in words is "five hundred one billion, six hundred sixty-three million, nine hundred nineteen thousand, one hundred thirty".