164553616 has 20 divisors (see below), whose sum is σ = 320589724. Its totient is φ = 81820800.

The previous prime is 164553601. The next prime is 164553629. The reversal of 164553616 is 616355461.

164553616 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 2 ways, for example, as 22848400 + 141705216 = 4780^2 + 11904^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25515 + ... + 31306.

Almost surely, 2^164553616 is an apocalyptic number.

164553616 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

164553616 is a deficient number, since it is larger than the sum of its proper divisors (156036108).

164553616 is a wasteful number, since it uses less digits than its factorization.

164553616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57010 (or 57004 counting only the distinct ones).

The product of its digits is 64800, while the sum is 37.

The square root of 164553616 is about 12827.8453373901. The cubic root of 164553616 is about 547.9855964389.

The spelling of 164553616 in words is "one hundred sixty-four million, five hundred fifty-three thousand, six hundred sixteen".