196211963571 has 8 divisors (see below), whose sum is σ = 281740255440. Its totient is φ = 120745823712.

The previous prime is 196211963543. The next prime is 196211963573. The reversal of 196211963571 is 175369112691.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 196211963571 - 2¹⁴ = 196211947187 is a prime.

It is not an unprimeable number, because it can be changed into a prime (196211963573) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2515537956 + ... + 2515538033.

It is an arithmetic number, because the mean of its divisors is an integer number (35217531930).

Almost surely, 2^196211963571 is an apocalyptic number.

196211963571 is a deficient number, since it is larger than the sum of its proper divisors (85528291869).

196211963571 is a wasteful number, since it uses less digits than its factorization.

196211963571 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5031076005.

The product of its digits is 612360, while the sum is 51.

The spelling of 196211963571 in words is "one hundred ninety-six billion, two hundred eleven million, nine hundred sixty-three thousand, five hundred seventy-one".