164544464003 has 8 divisors (see below), whose sum is σ = 166442577840. Its totient is φ = 162653022880.

The previous prime is 164544463859. The next prime is 164544464017. The reversal of 164544464003 is 300464445461.

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 164544464003 - 2²⁶ = 164477355139 is a prime.

It is a super-4 number, since 4×164544464003⁴ (a number of 46 digits) contains 4444 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (164544464503) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1618568 + ... + 1717221.

It is an arithmetic number, because the mean of its divisors is an integer number (20805322230).

Almost surely, 2^164544464003 is an apocalyptic number.

164544464003 is a deficient number, since it is larger than the sum of its proper divisors (1898113837).

164544464003 is a wasteful number, since it uses less digits than its factorization.

164544464003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3336357.

The product of its (nonzero) digits is 552960, while the sum is 41.

The spelling of 164544464003 in words is "one hundred sixty-four billion, five hundred forty-four million, four hundred sixty-four thousand, three".