150091659161 has 2 divisors, whose sum is σ = 150091659162. Its totient is φ = 150091659160.

The previous prime is 150091659127. The next prime is 150091659197. The reversal of 150091659161 is 161956190051.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 75900250000 + 74191409161 = 275500^2 + 272381^2 .

It is a cyclic number.

It is not a de Polignac number, because 150091659161 - 2³⁰ = 149017917337 is a prime.

It is a super-2 number, since 2×150091659161² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (150091659661) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 75045829580 + 75045829581.

It is an arithmetic number, because the mean of its divisors is an integer number (75045829581).

Almost surely, 2^150091659161 is an apocalyptic number.

It is an amenable number.

150091659161 is a deficient number, since it is larger than the sum of its proper divisors (1).

150091659161 is an equidigital number, since it uses as much as digits as its factorization.

150091659161 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 72900, while the sum is 44.

The spelling of 150091659161 in words is "one hundred fifty billion, ninety-one million, six hundred fifty-nine thousand, one hundred sixty-one".