164144654 has 8 divisors (see below), whose sum is σ = 252871608. Its totient is φ = 79854120.

The previous prime is 164144653. The next prime is 164144663. The reversal of 164144654 is 456441461.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (164144653) 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, 1109012 + ... + 1109159.

It is an arithmetic number, because the mean of its divisors is an integer number (31608951).

Almost surely, 2^164144654 is an apocalyptic number.

164144654 is a deficient number, since it is larger than the sum of its proper divisors (88726954).

164144654 is a wasteful number, since it uses less digits than its factorization.

164144654 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2218210.

The product of its digits is 46080, while the sum is 35.

The square root of 164144654 is about 12811.8950198634. The cubic root of 164144654 is about 547.5312537499.

The spelling of 164144654 in words is "one hundred sixty-four million, one hundred forty-four thousand, six hundred fifty-four".