164680681914 has 24 divisors (see below), whose sum is σ = 407780736480. Its totient is φ = 47051623368.

The previous prime is 164680681897. The next prime is 164680681967. The reversal of 164680681914 is 419186086461.

164680681914 is a `hidden beast` number, since 16 + 468 + 0 + 6 + 81 + 91 + 4 = 666.

164680681914 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 653494644 + ... + 653494895.

It is an arithmetic number, because the mean of its divisors is an integer number (16990864020).

Almost surely, 2^164680681914 is an apocalyptic number.

164680681914 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

164680681914 is an abundant number, since it is smaller than the sum of its proper divisors (243100054566).

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

164680681914 is a wasteful number, since it uses less digits than its factorization.

164680681914 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1306989554 (or 1306989551 counting only the distinct ones).

The product of its (nonzero) digits is 1990656, while the sum is 54.

The spelling of 164680681914 in words is "one hundred sixty-four billion, six hundred eighty million, six hundred eighty-one thousand, nine hundred fourteen".