196985430608 has 20 divisors (see below), whose sum is σ = 388128074880. Its totient is φ = 96823346784.

The previous prime is 196985430589. The next prime is 196985430637. The reversal of 196985430608 is 806034589691.

It is a Harshad number since it is a multiple of its sum of digits (59).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 104334560 + ... + 104336447.

It is an arithmetic number, because the mean of its divisors is an integer number (19406403744).

Almost surely, 2^196985430608 is an apocalyptic number.

It is an amenable number.

196985430608 is a deficient number, since it is larger than the sum of its proper divisors (191142644272).

196985430608 is a wasteful number, since it uses less digits than its factorization.

196985430608 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 208671074 (or 208671068 counting only the distinct ones).

The product of its (nonzero) digits is 11197440, while the sum is 59.

The spelling of 196985430608 in words is "one hundred ninety-six billion, nine hundred eighty-five million, four hundred thirty thousand, six hundred eight".