196903445902 has 16 divisors (see below), whose sum is σ = 312617869200. Its totient is φ = 92754745920.

The previous prime is 196903445831. The next prime is 196903445903. The reversal of 196903445902 is 209544309691.

196903445902 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-3 number, since 3×196903445902³ (a number of 35 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 196903445902.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (196903445903) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14307127 + ... + 14320882.

It is an arithmetic number, because the mean of its divisors is an integer number (19538616825).

Almost surely, 2^196903445902 is an apocalyptic number.

196903445902 is a deficient number, since it is larger than the sum of its proper divisors (115714423298).

196903445902 is a wasteful number, since it uses less digits than its factorization.

196903445902 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28628211.

The product of its (nonzero) digits is 2099520, while the sum is 52.

The spelling of 196903445902 in words is "one hundred ninety-six billion, nine hundred three million, four hundred forty-five thousand, nine hundred two".