212636055 has 32 divisors (see below), whose sum is σ = 345173760. Its totient is φ = 111767040.

The previous prime is 212636029. The next prime is 212636063. The reversal of 212636055 is 550636212.

212636055 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 212636055 - 2¹² = 212631959 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 560856 + ... + 561234.

It is an arithmetic number, because the mean of its divisors is an integer number (10786680).

Almost surely, 2^212636055 is an apocalyptic number.

212636055 is a deficient number, since it is larger than the sum of its proper divisors (132537705).

212636055 is a wasteful number, since it uses less digits than its factorization.

212636055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 831.

The product of its (nonzero) digits is 10800, while the sum is 30.

The square root of 212636055 is about 14582.0456383870. The cubic root of 212636055 is about 596.8689251504.

The spelling of 212636055 in words is "two hundred twelve million, six hundred thirty-six thousand, fifty-five".