503063053661 has 8 divisors (see below), whose sum is σ = 608748569280. Its totient is φ = 405832379328.

The previous prime is 503063053579. The next prime is 503063053681. The reversal of 503063053661 is 166350360305.

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

It is a cyclic number.

It is not a de Polignac number, because 503063053661 - 2²⁶ = 502995944797 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (503063053681) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2113710191 + ... + 2113710428.

It is an arithmetic number, because the mean of its divisors is an integer number (76093571160).

Almost surely, 2^503063053661 is an apocalyptic number.

It is an amenable number.

503063053661 is a deficient number, since it is larger than the sum of its proper divisors (105685515619).

503063053661 is a wasteful number, since it uses less digits than its factorization.

503063053661 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4227420643.

The product of its (nonzero) digits is 145800, while the sum is 38.

The spelling of 503063053661 in words is "five hundred three billion, sixty-three million, fifty-three thousand, six hundred sixty-one".