154543111000161 has 32 divisors (see below), whose sum is σ = 230055869621760. Its totient is φ = 91625699176704.

The previous prime is 154543111000141. The next prime is 154543111000181. The reversal of 154543111000161 is 161000111345451.

It is a happy number.

154543111000161 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (154543111000141) and next prime (154543111000181).

It is not a de Polignac number, because 154543111000161 - 2⁵ = 154543111000129 is a prime.

It is not an unprimeable number, because it can be changed into a prime (154543111000121) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 147038866 + ... + 148086171.

It is an arithmetic number, because the mean of its divisors is an integer number (7189245925680).

Almost surely, 2^{154543111000161} is an apocalyptic number.

It is an amenable number.

154543111000161 is a deficient number, since it is larger than the sum of its proper divisors (75512758621599).

154543111000161 is a wasteful number, since it uses less digits than its factorization.

154543111000161 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 295125545.

The product of its (nonzero) digits is 7200, while the sum is 33.

The spelling of 154543111000161 in words is "one hundred fifty-four trillion, five hundred forty-three billion, one hundred eleven million, one hundred sixty-one", and thus it is an aban number.