501150550161 has 8 divisors (see below), whose sum is σ = 682417770624. Its totient is φ = 326991848240.

The previous prime is 501150550133. The next prime is 501150550169. The reversal of 501150550161 is 161055051105.

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 501150550161 - 2¹⁵ = 501150517393 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (501150550169) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1777129470 + ... + 1777129751.

It is an arithmetic number, because the mean of its divisors is an integer number (85302221328).

Almost surely, 2^501150550161 is an apocalyptic number.

It is an amenable number.

501150550161 is a deficient number, since it is larger than the sum of its proper divisors (181267220463).

501150550161 is a wasteful number, since it uses less digits than its factorization.

501150550161 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3554259271.

The product of its (nonzero) digits is 3750, while the sum is 30.

The spelling of 501150550161 in words is "five hundred one billion, one hundred fifty million, five hundred fifty thousand, one hundred sixty-one".