164465556051 has 8 divisors (see below), whose sum is σ = 219423364560. Its totient is φ = 109575725792.

The previous prime is 164465556049. The next prime is 164465556091. The reversal of 164465556051 is 150655564461.

164465556051 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 164465556051 - 2¹ = 164465556049 is a prime.

It is not an unprimeable number, because it can be changed into a prime (164465556091) 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 7 ways as a sum of consecutive naturals, for example, 16988916 + ... + 16998593.

It is an arithmetic number, because the mean of its divisors is an integer number (27427920570).

Almost surely, 2^164465556051 is an apocalyptic number.

164465556051 is a deficient number, since it is larger than the sum of its proper divisors (54957808509).

164465556051 is a wasteful number, since it uses less digits than its factorization.

164465556051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33989125.

The product of its (nonzero) digits is 2160000, while the sum is 48.

The spelling of 164465556051 in words is "one hundred sixty-four billion, four hundred sixty-five million, five hundred fifty-six thousand, fifty-one".