164712650 has 24 divisors (see below), whose sum is σ = 308789760. Its totient is φ = 65363760.

The previous prime is 164712649. The next prime is 164712727. The reversal of 164712650 is 56217461.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6620 + ... + 19319.

It is an arithmetic number, because the mean of its divisors is an integer number (12866240).

Almost surely, 2^164712650 is an apocalyptic number.

164712650 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

164712650 is a deficient number, since it is larger than the sum of its proper divisors (144077110).

164712650 is a wasteful number, since it uses less digits than its factorization.

164712650 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26078 (or 26073 counting only the distinct ones).

The product of its (nonzero) digits is 10080, while the sum is 32.

The square root of 164712650 is about 12834.0426210918. The cubic root of 164712650 is about 548.1620744434.

The spelling of 164712650 in words is "one hundred sixty-four million, seven hundred twelve thousand, six hundred fifty".