16600669158061 has 4 divisors (see below), whose sum is σ = 16612110006624. Its totient is φ = 16589228309500.

The previous prime is 16600669158023. The next prime is 16600669158089. The reversal of 16600669158061 is 16085196600661.

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 not a de Polignac number, because 16600669158061 - 2¹⁷ = 16600669026989 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 16600669157993 and 16600669158011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16600669158091) 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, 5720422105 + ... + 5720425006.

It is an arithmetic number, because the mean of its divisors is an integer number (4153027501656).

Almost surely, 2^{16600669158061} is an apocalyptic number.

It is an amenable number.

16600669158061 is a deficient number, since it is larger than the sum of its proper divisors (11440848563).

16600669158061 is a wasteful number, since it uses less digits than its factorization.

16600669158061 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11440848562.

The product of its (nonzero) digits is 2799360, while the sum is 55.

The spelling of 16600669158061 in words is "sixteen trillion, six hundred billion, six hundred sixty-nine million, one hundred fifty-eight thousand, sixty-one".