55651005161 has 8 divisors (see below), whose sum is σ = 55947753120. Its totient is φ = 55354344192.

The previous prime is 55651005143. The next prime is 55651005169. The reversal of 55651005161 is 16150015655.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-55651005161 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (55651005169) 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, 1568726 + ... + 1603808.

It is an arithmetic number, because the mean of its divisors is an integer number (6993469140).

Almost surely, 2^55651005161 is an apocalyptic number.

It is an amenable number.

55651005161 is a deficient number, since it is larger than the sum of its proper divisors (296747959).

55651005161 is a wasteful number, since it uses less digits than its factorization.

55651005161 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43495.

The product of its (nonzero) digits is 22500, while the sum is 35.

The spelling of 55651005161 in words is "fifty-five billion, six hundred fifty-one million, five thousand, one hundred sixty-one".