196407790488 has 96 divisors (see below), whose sum is σ = 654692656800. Its totient is φ = 51799855104.

The previous prime is 196407790417. The next prime is 196407790507. The reversal of 196407790488 is 884097704691.

196407790488 is a `hidden beast` number, since 1 + 9 + 64 + 0 + 7 + 7 + 90 + 488 = 666.

196407790488 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 (63).

It is a congruent number.

It is an unprimeable number.

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 23 ways as a sum of consecutive naturals, for example, 14981833 + ... + 14994936.

It is an arithmetic number, because the mean of its divisors is an integer number (6819715175).

Almost surely, 2^196407790488 is an apocalyptic number.

196407790488 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

196407790488 is an abundant number, since it is smaller than the sum of its proper divisors (458284866312).

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

196407790488 is a wasteful number, since it uses less digits than its factorization.

196407790488 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29976801 (or 29976794 counting only the distinct ones).

The product of its (nonzero) digits is 24385536, while the sum is 63.

The spelling of 196407790488 in words is "one hundred ninety-six billion, four hundred seven million, seven hundred ninety thousand, four hundred eighty-eight".