5661050161655 has 8 divisors (see below), whose sum is σ = 7763725936032. Its totient is φ = 3881862967968.

The previous prime is 5661050161651. The next prime is 5661050161687. The reversal of 5661050161655 is 5561610501665.

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 5661050161655 - 2² = 5661050161651 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 (5661050161651) 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, 80872145132 + ... + 80872145201.

It is an arithmetic number, because the mean of its divisors is an integer number (970465742004).

Almost surely, 2^{5661050161655} is an apocalyptic number.

5661050161655 is a deficient number, since it is larger than the sum of its proper divisors (2102675774377).

5661050161655 is a wasteful number, since it uses less digits than its factorization.

5661050161655 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 161744290345.

The product of its (nonzero) digits is 810000, while the sum is 47.

The spelling of 5661050161655 in words is "five trillion, six hundred sixty-one billion, fifty million, one hundred sixty-one thousand, six hundred fifty-five".