500838155881 has 8 divisors (see below), whose sum is σ = 606056256000. Its totient is φ = 404037503808.

The previous prime is 500838155863. The next prime is 500838155891. The reversal of 500838155881 is 188551838005.

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 500838155881 - 2²⁵ = 500804601449 is a prime.

It is a super-2 number, since 2×500838155881² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (500838155861) 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, 2104361881 + ... + 2104362118.

It is an arithmetic number, because the mean of its divisors is an integer number (75757032000).

Almost surely, 2^500838155881 is an apocalyptic number.

It is an amenable number.

500838155881 is a deficient number, since it is larger than the sum of its proper divisors (105218100119).

500838155881 is a wasteful number, since it uses less digits than its factorization.

500838155881 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4208724023.

The product of its (nonzero) digits is 1536000, while the sum is 52.

The spelling of 500838155881 in words is "five hundred billion, eight hundred thirty-eight million, one hundred fifty-five thousand, eight hundred eighty-one".