164512655 has 8 divisors (see below), whose sum is σ = 209027952. Its totient is φ = 123868288.

The previous prime is 164512633. The next prime is 164512661. The reversal of 164512655 is 556215461.

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 164512655 - 2¹⁶ = 164447119 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 967637 + ... + 967806.

It is an arithmetic number, because the mean of its divisors is an integer number (26128494).

Almost surely, 2^164512655 is an apocalyptic number.

164512655 is a deficient number, since it is larger than the sum of its proper divisors (44515297).

164512655 is a wasteful number, since it uses less digits than its factorization.

164512655 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1935465.

The product of its digits is 36000, while the sum is 35.

The square root of 164512655 is about 12826.2486721566. The cubic root of 164512655 is about 547.9401241256.

The spelling of 164512655 in words is "one hundred sixty-four million, five hundred twelve thousand, six hundred fifty-five".