196996518318156 has 48 divisors (see below), whose sum is σ = 471434531508864. Its totient is φ = 63990275602176.

The previous prime is 196996518318143. The next prime is 196996518318157. The reversal of 196996518318156 is 651813815699691.

196996518318156 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (196996518318157) 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, 440626686 + ... + 441073541.

It is an arithmetic number, because the mean of its divisors is an integer number (9821552739768).

Almost surely, 2^{196996518318156} is an apocalyptic number.

It is an amenable number.

196996518318156 is an abundant number, since it is smaller than the sum of its proper divisors (274438013190708).

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

196996518318156 is a wasteful number, since it uses less digits than its factorization.

196996518318156 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 881700710 (or 881700708 counting only the distinct ones).

The product of its digits is 755827200, while the sum is 78.

The spelling of 196996518318156 in words is "one hundred ninety-six trillion, nine hundred ninety-six billion, five hundred eighteen million, three hundred eighteen thousand, one hundred fifty-six".