196450378830 has 24 divisors (see below), whose sum is σ = 510770985192. Its totient is φ = 52386767664.

The previous prime is 196450378807. The next prime is 196450378841. The reversal of 196450378830 is 38873054691.

196450378830 is a `hidden beast` number, since 1 + 9 + 64 + 503 + 78 + 8 + 3 + 0 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1091390904 + ... + 1091391083.

It is an arithmetic number, because the mean of its divisors is an integer number (21282124383).

Almost surely, 2^196450378830 is an apocalyptic number.

196450378830 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

196450378830 is an abundant number, since it is smaller than the sum of its proper divisors (314320606362).

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

196450378830 is a wasteful number, since it uses less digits than its factorization.

196450378830 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2182782000 (or 2182781997 counting only the distinct ones).

The product of its (nonzero) digits is 4354560, while the sum is 54.

The spelling of 196450378830 in words is "one hundred ninety-six billion, four hundred fifty million, three hundred seventy-eight thousand, eight hundred thirty".