196211933954 has 16 divisors (see below), whose sum is σ = 303942473016. Its totient is φ = 94927075200.

The previous prime is 196211933947. The next prime is 196211933989. The reversal of 196211933954 is 459339112691.

It can be written as a sum of positive squares in 4 ways, for example, as 160236087025 + 35975846929 = 400295^2 + 189673^2 .

It is a Smith number, since the sum of its digits (53) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a junction number, because it is equal to n+sod(n) for n = 196211933896 and 196211933905.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7311227 + ... + 7338014.

Almost surely, 2^196211933954 is an apocalyptic number.

196211933954 is a deficient number, since it is larger than the sum of its proper divisors (107730539062).

196211933954 is a wasteful number, since it uses less digits than its factorization.

196211933954 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14649461.

The product of its digits is 1574640, while the sum is 53.

The spelling of 196211933954 in words is "one hundred ninety-six billion, two hundred eleven million, nine hundred thirty-three thousand, nine hundred fifty-four".