164340656 has 20 divisors (see below), whose sum is σ = 318611304. Its totient is φ = 82118400.

The previous prime is 164340653. The next prime is 164340661. The reversal of 164340656 is 656043461.

164340656 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (164340653) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 41816 + ... + 45576.

Almost surely, 2^164340656 is an apocalyptic number.

164340656 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

164340656 is a deficient number, since it is larger than the sum of its proper divisors (154270648).

164340656 is a wasteful number, since it uses less digits than its factorization.

164340656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6500 (or 6494 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 35.

The square root of 164340656 is about 12819.5419574960. The cubic root of 164340656 is about 547.7490992728.

The spelling of 164340656 in words is "one hundred sixty-four million, three hundred forty thousand, six hundred fifty-six".