161606151000611 has 64 divisors (see below), whose sum is σ = 176997311447040. Its totient is φ = 146987107488000.

The previous prime is 161606151000589. The next prime is 161606151000641. The reversal of 161606151000611 is 116000151606161.

It is not a de Polignac number, because 161606151000611 - 2³⁰ = 161605077258787 is a prime.

It is a super-2 number, since 2×161606151000611² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (161606151000641) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 108679320710 + ... + 108679322196.

It is an arithmetic number, because the mean of its divisors is an integer number (2765582991360).

Almost surely, 2^{161606151000611} is an apocalyptic number.

161606151000611 is a deficient number, since it is larger than the sum of its proper divisors (15391160446429).

161606151000611 is a wasteful number, since it uses less digits than its factorization.

161606151000611 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3696.

The product of its (nonzero) digits is 6480, while the sum is 35.

The spelling of 161606151000611 in words is "one hundred sixty-one trillion, six hundred six billion, one hundred fifty-one million, six hundred eleven", and thus it is an aban number.