500551123013 has 8 divisors (see below), whose sum is σ = 517263057696. Its totient is φ = 484069698000.

The previous prime is 500551122977. The next prime is 500551123021. The reversal of 500551123013 is 310321155005.

It is a happy number.

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 500551123013 - 2¹² = 500551118917 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (500551123213) 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, 57623003 + ... + 57631688.

It is an arithmetic number, because the mean of its divisors is an integer number (64657882212).

Almost surely, 2^500551123013 is an apocalyptic number.

It is an amenable number.

500551123013 is a deficient number, since it is larger than the sum of its proper divisors (16711934683).

500551123013 is a wasteful number, since it uses less digits than its factorization.

500551123013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 115254835.

The product of its (nonzero) digits is 2250, while the sum is 26.

Adding to 500551123013 its reverse (310321155005), we get a palindrome (810872278018).

The spelling of 500551123013 in words is "five hundred billion, five hundred fifty-one million, one hundred twenty-three thousand, thirteen".