196630055 has 16 divisors (see below), whose sum is σ = 249516288. Its totient is φ = 148512000.

The previous prime is 196630051. The next prime is 196630073. The reversal of 196630055 is 550036691.

It is not a de Polignac number, because 196630055 - 2² = 196630051 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 196629997 and 196630024.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (196630051) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9116 + ... + 21825.

It is an arithmetic number, because the mean of its divisors is an integer number (15594768).

Almost surely, 2^196630055 is an apocalyptic number.

196630055 is a deficient number, since it is larger than the sum of its proper divisors (52886233).

196630055 is a wasteful number, since it uses less digits than its factorization.

196630055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31018.

The product of its (nonzero) digits is 24300, while the sum is 35.

The square root of 196630055 is about 14022.4839097786. The cubic root of 196630055 is about 581.5003318375.

The spelling of 196630055 in words is "one hundred ninety-six million, six hundred thirty thousand, fifty-five".