6116651606561 has 8 divisors (see below), whose sum is σ = 6161873392704. Its totient is φ = 6071509089360.

The previous prime is 6116651606539. The next prime is 6116651606617. The reversal of 6116651606561 is 1656061566116.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 6116651606561 - 2³⁸ = 5841773699617 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6116651602561) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19662335 + ... + 19970996.

It is an arithmetic number, because the mean of its divisors is an integer number (770234174088).

Almost surely, 2^{6116651606561} is an apocalyptic number.

It is an amenable number.

6116651606561 is a deficient number, since it is larger than the sum of its proper divisors (45221786143).

6116651606561 is a wasteful number, since it uses less digits than its factorization.

6116651606561 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39634471.

The product of its (nonzero) digits is 1166400, while the sum is 50.

The spelling of 6116651606561 in words is "six trillion, one hundred sixteen billion, six hundred fifty-one million, six hundred six thousand, five hundred sixty-one".