196425980918 has 16 divisors (see below), whose sum is σ = 310463791920. Its totient is φ = 92948633856.

The previous prime is 196425980873. The next prime is 196425980941. The reversal of 196425980918 is 819089524691.

It is a congruent 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, 2608271 + ... + 2682522.

It is an arithmetic number, because the mean of its divisors is an integer number (19403986995).

Almost surely, 2^196425980918 is an apocalyptic number.

196425980918 is a deficient number, since it is larger than the sum of its proper divisors (114037811002).

196425980918 is a wasteful number, since it uses less digits than its factorization.

196425980918 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5291791.

The product of its (nonzero) digits is 11197440, while the sum is 62.

The spelling of 196425980918 in words is "one hundred ninety-six billion, four hundred twenty-five million, nine hundred eighty thousand, nine hundred eighteen".