50000166131 has 8 divisors (see below), whose sum is σ = 52951908240. Its totient is φ = 47049596928.

The previous prime is 50000166119. The next prime is 50000166143. The reversal of 50000166131 is 13166100005.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (50000166119) and next prime (50000166143).

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 50000166131 - 2²⁶ = 49933057267 is a prime.

It is a super-2 number, since 2×50000166131² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 50000166097 and 50000166106.

It is not an unprimeable number, because it can be changed into a prime (50000166101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 204686 + ... + 376691.

It is an arithmetic number, because the mean of its divisors is an integer number (6618988530).

Almost surely, 2^50000166131 is an apocalyptic number.

50000166131 is a deficient number, since it is larger than the sum of its proper divisors (2951742109).

50000166131 is a wasteful number, since it uses less digits than its factorization.

50000166131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 586453.

The product of its (nonzero) digits is 540, while the sum is 23.

Adding to 50000166131 its reverse (13166100005), we get a palindrome (63166266136).

The spelling of 50000166131 in words is "fifty billion, one hundred sixty-six thousand, one hundred thirty-one".