16100160556661 has 4 divisors (see below), whose sum is σ = 16474582895232. Its totient is φ = 15725738218092.

The previous prime is 16100160556651. The next prime is 16100160556687. The reversal of 16100160556661 is 16665506100161.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-16100160556661 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16100160556621) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 187211169221 + ... + 187211169306.

It is an arithmetic number, because the mean of its divisors is an integer number (4118645723808).

Almost surely, 2^{16100160556661} is an apocalyptic number.

It is an amenable number.

16100160556661 is a deficient number, since it is larger than the sum of its proper divisors (374422338571).

16100160556661 is an equidigital number, since it uses as much as digits as its factorization.

16100160556661 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 374422338570.

The product of its (nonzero) digits is 194400, while the sum is 44.

The spelling of 16100160556661 in words is "sixteen trillion, one hundred billion, one hundred sixty million, five hundred fifty-six thousand, six hundred sixty-one".