196926122805 has 32 divisors (see below), whose sum is σ = 320630728320. Its totient is φ = 103179939840.

The previous prime is 196926122761. The next prime is 196926122831. The reversal of 196926122805 is 508221629691.

It is not a de Polignac number, because 196926122805 - 2⁹ = 196926122293 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, 1302765 + ... + 1446045.

It is an arithmetic number, because the mean of its divisors is an integer number (10019710260).

Almost surely, 2^196926122805 is an apocalyptic number.

196926122805 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

196926122805 is a deficient number, since it is larger than the sum of its proper divisors (123704605515).

196926122805 is a wasteful number, since it uses less digits than its factorization.

196926122805 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 144901.

The product of its (nonzero) digits is 933120, while the sum is 51.

The spelling of 196926122805 in words is "one hundred ninety-six billion, nine hundred twenty-six million, one hundred twenty-two thousand, eight hundred five".