16038165911601 has 16 divisors (see below), whose sum is σ = 21584872281024. Its totient is φ = 10591792469184.

The previous prime is 16038165911569. The next prime is 16038165911639. The reversal of 16038165911601 is 10611956183061.

It is not a de Polignac number, because 16038165911601 - 2⁵ = 16038165911569 is a prime.

It is not an unprimeable number, because it can be changed into a prime (16038165911501) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7896771 + ... + 9717783.

It is an arithmetic number, because the mean of its divisors is an integer number (1349054517564).

Almost surely, 2^{16038165911601} is an apocalyptic number.

It is an amenable number.

16038165911601 is a deficient number, since it is larger than the sum of its proper divisors (5546706369423).

16038165911601 is a wasteful number, since it uses less digits than its factorization.

16038165911601 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1848560.

The product of its (nonzero) digits is 233280, while the sum is 48.

The spelling of 16038165911601 in words is "sixteen trillion, thirty-eight billion, one hundred sixty-five million, nine hundred eleven thousand, six hundred one".