210055055612165 has 8 divisors (see below), whose sum is σ = 253176489937440. Its totient is φ = 167303762354512.

The previous prime is 210055055612119. The next prime is 210055055612167. The reversal of 210055055612165 is 561216550550012.

It is a happy number.

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 210055055612165 - 2²⁶ = 210054988503301 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (210055055612167) 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, 92535265655 + ... + 92535267924.

It is an arithmetic number, because the mean of its divisors is an integer number (31647061242180).

Almost surely, 2^{210055055612165} is an apocalyptic number.

It is an amenable number.

210055055612165 is a deficient number, since it is larger than the sum of its proper divisors (43121434325275).

210055055612165 is a wasteful number, since it uses less digits than its factorization.

210055055612165 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 185070533811.

The product of its (nonzero) digits is 450000, while the sum is 44.

The spelling of 210055055612165 in words is "two hundred ten trillion, fifty-five billion, fifty-five million, six hundred twelve thousand, one hundred sixty-five".