164101626 has 80 divisors (see below), whose sum is σ = 402250464. Its totient is φ = 49696416.

The previous prime is 164101607. The next prime is 164101643. The reversal of 164101626 is 626101461.

164101626 is a `hidden beast` number, since 1 + 641 + 0 + 16 + 2 + 6 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a self number, because there is not a number n which added to its sum of digits gives 164101626.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 140521 + ... + 141683.

Almost surely, 2^164101626 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 164101626, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (201125232).

164101626 is an abundant number, since it is smaller than the sum of its proper divisors (238148838).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

164101626 is a wasteful number, since it uses less digits than its factorization.

164101626 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1257 (or 1248 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 27.

The square root of 164101626 is about 12810.2156890507. The cubic root of 164101626 is about 547.4834072660.

The spelling of 164101626 in words is "one hundred sixty-four million, one hundred one thousand, six hundred twenty-six".