503063240666 has 8 divisors (see below), whose sum is σ = 862394126880. Its totient is φ = 215598531708.

The previous prime is 503063240651. The next prime is 503063240731. The reversal of 503063240666 is 666042360305.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×503063240666² (a number of 24 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17966544296 + ... + 17966544323.

It is an arithmetic number, because the mean of its divisors is an integer number (107799265860).

Almost surely, 2^503063240666 is an apocalyptic number.

503063240666 is a deficient number, since it is larger than the sum of its proper divisors (359330886214).

503063240666 is a wasteful number, since it uses less digits than its factorization.

503063240666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35933088628.

The product of its (nonzero) digits is 466560, while the sum is 41.

The spelling of 503063240666 in words is "five hundred three billion, sixty-three million, two hundred forty thousand, six hundred sixty-six".