164503013345 has 16 divisors (see below), whose sum is σ = 215417327040. Its totient is φ = 119600817600.

The previous prime is 164503013333. The next prime is 164503013357. The reversal of 164503013345 is 543310305461.

It is an interprime number because it is at equal distance from previous prime (164503013333) and next prime (164503013357).

It is not a de Polignac number, because 164503013345 - 2¹⁰ = 164503012321 is a prime.

It is a super-2 number, since 2×164503013345² (a number of 23 digits) contains 22 as substring.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 295175 + ... + 645084.

It is an arithmetic number, because the mean of its divisors is an integer number (13463582940).

Almost surely, 2^164503013345 is an apocalyptic number.

It is an amenable number.

164503013345 is a deficient number, since it is larger than the sum of its proper divisors (50914313695).

164503013345 is a wasteful number, since it uses less digits than its factorization.

164503013345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 943456.

The product of its (nonzero) digits is 64800, while the sum is 35.

The spelling of 164503013345 in words is "one hundred sixty-four billion, five hundred three million, thirteen thousand, three hundred forty-five".