506891608063 has 8 divisors (see below), whose sum is σ = 514501478960. Its totient is φ = 499283040960.

The previous prime is 506891608061. The next prime is 506891608099. The reversal of 506891608063 is 360806198605.

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 506891608063 - 2¹ = 506891608061 is a prime.

It is a super-2 number, since 2×506891608063² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 506891608063.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (506891608061) 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, 472003 + ... + 1112011.

It is an arithmetic number, because the mean of its divisors is an integer number (64312684870).

Almost surely, 2^506891608063 is an apocalyptic number.

506891608063 is a deficient number, since it is larger than the sum of its proper divisors (7609870897).

506891608063 is a wasteful number, since it uses less digits than its factorization.

506891608063 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 651897.

The product of its (nonzero) digits is 1866240, while the sum is 52.

The spelling of 506891608063 in words is "five hundred six billion, eight hundred ninety-one million, six hundred eight thousand, sixty-three".