250220075161 has 8 divisors (see below), whose sum is σ = 286301054144. Its totient is φ = 214222909680.

The previous prime is 250220075113. The next prime is 250220075291. The reversal of 250220075161 is 161570022052.

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 250220075161 - 2¹³ = 250220066969 is a prime.

It is a super-2 number, since 2×250220075161² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (250220075561) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20946975 + ... + 20958916.

It is an arithmetic number, because the mean of its divisors is an integer number (35787631768).

Almost surely, 2^250220075161 is an apocalyptic number.

It is an amenable number.

250220075161 is a deficient number, since it is larger than the sum of its proper divisors (36080978983).

250220075161 is an equidigital number, since it uses as much as digits as its factorization.

250220075161 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41906751.

The product of its (nonzero) digits is 8400, while the sum is 31.

The spelling of 250220075161 in words is "two hundred fifty billion, two hundred twenty million, seventy-five thousand, one hundred sixty-one".