196158100242 has 48 divisors (see below), whose sum is σ = 443286070848. Its totient is φ = 57732143040.

The previous prime is 196158100231. The next prime is 196158100261. The reversal of 196158100242 is 242001851691.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a self number, because there is not a number n which added to its sum of digits gives 196158100242.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4182109 + ... + 4228752.

It is an arithmetic number, because the mean of its divisors is an integer number (9235126476).

Almost surely, 2^196158100242 is an apocalyptic number.

196158100242 is an abundant number, since it is smaller than the sum of its proper divisors (247127970606).

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

196158100242 is a wasteful number, since it uses less digits than its factorization.

196158100242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8410915 (or 8410902 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 39.

The spelling of 196158100242 in words is "one hundred ninety-six billion, one hundred fifty-eight million, one hundred thousand, two hundred forty-two".