196218486057 has 16 divisors (see below), whose sum is σ = 286842931200. Its totient is φ = 118322701200.

The previous prime is 196218486043. The next prime is 196218486067. The reversal of 196218486057 is 750684812691.

It is not a de Polignac number, because 196218486057 - 2¹⁴ = 196218469673 is a prime.

It is a super-2 number, since 2×196218486057² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 196218485988 and 196218486006.

It is not an unprimeable number, because it can be changed into a prime (196218486007) 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, 14933169 + ... + 14946302.

It is an arithmetic number, because the mean of its divisors is an integer number (17927683200).

Almost surely, 2^196218486057 is an apocalyptic number.

It is an amenable number.

196218486057 is a deficient number, since it is larger than the sum of its proper divisors (90624445143).

196218486057 is a wasteful number, since it uses less digits than its factorization.

196218486057 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29879684.

The product of its (nonzero) digits is 5806080, while the sum is 57.

The spelling of 196218486057 in words is "one hundred ninety-six billion, two hundred eighteen million, four hundred eighty-six thousand, fifty-seven".