5615506161166 has 8 divisors (see below), whose sum is σ = 9189010081944. Its totient is φ = 2552502800520.

The previous prime is 5615506161163. The next prime is 5615506161173. The reversal of 5615506161166 is 6611616055165.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5615506161163) 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, 127625140005 + ... + 127625140048.

It is an arithmetic number, because the mean of its divisors is an integer number (1148626260243).

Almost surely, 2^{5615506161166} is an apocalyptic number.

5615506161166 is a deficient number, since it is larger than the sum of its proper divisors (3573503920778).

5615506161166 is a wasteful number, since it uses less digits than its factorization.

5615506161166 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 255250280066.

The product of its (nonzero) digits is 972000, while the sum is 49.

The spelling of 5615506161166 in words is "five trillion, six hundred fifteen billion, five hundred six million, one hundred sixty-one thousand, one hundred sixty-six".