196459494258 has 16 divisors (see below), whose sum is σ = 413598935520. Its totient is φ = 62039840256.

The previous prime is 196459494227. The next prime is 196459494373. The reversal of 196459494258 is 852494954691.

It is a happy number.

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, 861664335 + ... + 861664562.

It is an arithmetic number, because the mean of its divisors is an integer number (25849933470).

Almost surely, 2^196459494258 is an apocalyptic number.

196459494258 is an abundant number, since it is smaller than the sum of its proper divisors (217139441262).

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

196459494258 is a wasteful number, since it uses less digits than its factorization.

196459494258 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1723328921.

The product of its digits is 111974400, while the sum is 66.

The spelling of 196459494258 in words is "one hundred ninety-six billion, four hundred fifty-nine million, four hundred ninety-four thousand, two hundred fifty-eight".