196781470470 has 512 divisors, whose sum is σ = 599884185600. Its totient is φ = 46139051520.

The previous prime is 196781470453. The next prime is 196781470471. The reversal of 196781470470 is 74074187691.

It is a happy number.

196781470470 is a `hidden beast` number, since 1 + 96 + 7 + 8 + 14 + 70 + 470 = 666.

196781470470 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (196781470471) 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 255 ways as a sum of consecutive naturals, for example, 731529496 + ... + 731529764.

It is an arithmetic number, because the mean of its divisors is an integer number (1171648800).

Almost surely, 2^196781470470 is an apocalyptic number.

196781470470 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 196781470470, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (299942092800).

196781470470 is an abundant number, since it is smaller than the sum of its proper divisors (403102715130).

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

196781470470 is a wasteful number, since it uses less digits than its factorization.

196781470470 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 424 (or 406 counting only the distinct ones).

The product of its (nonzero) digits is 2370816, while the sum is 54.

The spelling of 196781470470 in words is "one hundred ninety-six billion, seven hundred eighty-one million, four hundred seventy thousand, four hundred seventy".