196105173090 has 16 divisors (see below), whose sum is σ = 470652415488. Its totient is φ = 52294712816.

The previous prime is 196105173073. The next prime is 196105173097. The reversal of 196105173090 is 90371501691.

196105173090 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (196105173097) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3268419522 + ... + 3268419581.

It is an arithmetic number, because the mean of its divisors is an integer number (29415775968).

Almost surely, 2^196105173090 is an apocalyptic number.

196105173090 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

196105173090 is an abundant number, since it is smaller than the sum of its proper divisors (274547242398).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

196105173090 is a wasteful number, since it uses less digits than its factorization.

196105173090 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6536839113.

The product of its (nonzero) digits is 51030, while the sum is 42.

The spelling of 196105173090 in words is "one hundred ninety-six billion, one hundred five million, one hundred seventy-three thousand, ninety".