55065120210146 has 4 divisors (see below), whose sum is σ = 82597680315222. Its totient is φ = 27532560105072.

The previous prime is 55065120210059. The next prime is 55065120210167. The reversal of 55065120210146 is 64101202156055.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 52735409467225 + 2329710742921 = 7261915^2 + 1526339^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13766280052535 + ... + 13766280052538.

Almost surely, 2^{55065120210146} is an apocalyptic number.

55065120210146 is a deficient number, since it is larger than the sum of its proper divisors (27532560105076).

55065120210146 is a wasteful number, since it uses less digits than its factorization.

55065120210146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27532560105075.

The product of its (nonzero) digits is 72000, while the sum is 38.

The spelling of 55065120210146 in words is "fifty-five trillion, sixty-five billion, one hundred twenty million, two hundred ten thousand, one hundred forty-six".