100161049564797 has 16 divisors (see below), whose sum is σ = 144113908723008. Its totient is φ = 61512034187520.

The previous prime is 100161049564789. The next prime is 100161049564883. The reversal of 100161049564797 is 797465940161001.

It is a happy number.

It is not a de Polignac number, because 100161049564797 - 2³ = 100161049564789 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 100161049564797.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100161049564777) 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, 2615288428 + ... + 2615326725.

It is an arithmetic number, because the mean of its divisors is an integer number (9007119295188).

Almost surely, 2^{100161049564797} is an apocalyptic number.

It is an amenable number.

100161049564797 is a deficient number, since it is larger than the sum of its proper divisors (43952859158211).

100161049564797 is a wasteful number, since it uses less digits than its factorization.

100161049564797 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5230615660.

The product of its (nonzero) digits is 11430720, while the sum is 60.

The spelling of 100161049564797 in words is "one hundred trillion, one hundred sixty-one billion, forty-nine million, five hundred sixty-four thousand, seven hundred ninety-seven".