164340653506256 has 10 divisors (see below), whose sum is σ = 318410016168402. Its totient is φ = 82170326753120.

The previous prime is 164340653506231. The next prime is 164340653506319. The reversal of 164340653506256 is 652605356043461.

164340653506256 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 117141225312400 + 47199428193856 = 10823180^2 + 6870184^2 .

It is a super-2 number, since 2×164340653506256² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5135645422055 + ... + 5135645422086.

Almost surely, 2^{164340653506256} is an apocalyptic number.

164340653506256 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

164340653506256 is a deficient number, since it is larger than the sum of its proper divisors (154069362662146).

164340653506256 is a wasteful number, since it uses less digits than its factorization.

164340653506256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10271290844149 (or 10271290844143 counting only the distinct ones).

The product of its (nonzero) digits is 46656000, while the sum is 56.

The spelling of 164340653506256 in words is "one hundred sixty-four trillion, three hundred forty billion, six hundred fifty-three million, five hundred six thousand, two hundred fifty-six".