163850051 has 8 divisors (see below), whose sum is σ = 166153680. Its totient is φ = 161554432.

The previous prime is 163850047. The next prime is 163850111. The reversal of 163850051 is 150058361.

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 163850051 - 2² = 163850047 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 163849996 and 163850023.

It is not an unprimeable number, because it can be changed into a prime (163850651) 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, 47555 + ... + 50883.

It is an arithmetic number, because the mean of its divisors is an integer number (20769210).

Almost surely, 2^163850051 is an apocalyptic number.

163850051 is a deficient number, since it is larger than the sum of its proper divisors (2303629).

163850051 is an equidigital number, since it uses as much as digits as its factorization.

163850051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4005.

The product of its (nonzero) digits is 3600, while the sum is 29.

The square root of 163850051 is about 12800.3926111663. The cubic root of 163850051 is about 547.2034921402.

The spelling of 163850051 in words is "one hundred sixty-three million, eight hundred fifty thousand, fifty-one".