164814595245 has 48 divisors (see below), whose sum is σ = 299090413440. Its totient is φ = 83847458688.

The previous prime is 164814595207. The next prime is 164814595261. The reversal of 164814595245 is 542595418461.

It is a happy number.

164814595245 is a `hidden beast` number, since 1 + 6 + 4 + 8 + 1 + 4 + 595 + 2 + 45 = 666.

It is not a de Polignac number, because 164814595245 - 2¹⁷ = 164814464173 is a prime.

It is a super-2 number, since 2×164814595245² (a number of 23 digits) contains 22 as substring.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 164814595191 and 164814595200.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 652497 + ... + 869126.

It is an arithmetic number, because the mean of its divisors is an integer number (6231050280).

Almost surely, 2^164814595245 is an apocalyptic number.

164814595245 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

164814595245 is a deficient number, since it is larger than the sum of its proper divisors (134275818195).

164814595245 is a wasteful number, since it uses less digits than its factorization.

164814595245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1521746 (or 1521743 counting only the distinct ones).

The product of its digits is 6912000, while the sum is 54.

The spelling of 164814595245 in words is "one hundred sixty-four billion, eight hundred fourteen million, five hundred ninety-five thousand, two hundred forty-five".