164343055854 has 32 divisors (see below), whose sum is σ = 340043857920. Its totient is φ = 52888324832.

The previous prime is 164343055853. The next prime is 164343055867. The reversal of 164343055854 is 458550343461.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (164343055853) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3635539 + ... + 3680465.

It is an arithmetic number, because the mean of its divisors is an integer number (10626370560).

Almost surely, 2^164343055854 is an apocalyptic number.

164343055854 is an abundant number, since it is smaller than the sum of its proper divisors (175700802066).

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

164343055854 is a wasteful number, since it uses less digits than its factorization.

164343055854 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65984.

The product of its (nonzero) digits is 3456000, while the sum is 48.

The spelling of 164343055854 in words is "one hundred sixty-four billion, three hundred forty-three million, fifty-five thousand, eight hundred fifty-four".