100015665061601 has 16 divisors (see below), whose sum is σ = 102374598744000. Its totient is φ = 97658235154368.

The previous prime is 100015665061589. The next prime is 100015665061633. The reversal of 100015665061601 is 106160566510001.

It is a de Polignac number, because none of the positive numbers 2^k-100015665061601 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (100015605061601) 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, 3800407295 + ... + 3800433611.

It is an arithmetic number, because the mean of its divisors is an integer number (6398412421500).

Almost surely, 2^{100015665061601} is an apocalyptic number.

It is an amenable number.

100015665061601 is a deficient number, since it is larger than the sum of its proper divisors (2358933682399).

100015665061601 is a wasteful number, since it uses less digits than its factorization.

100015665061601 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51488.

The product of its (nonzero) digits is 32400, while the sum is 38.

The spelling of 100015665061601 in words is "one hundred trillion, fifteen billion, six hundred sixty-five million, sixty-one thousand, six hundred one".