164029689325 has 12 divisors (see below), whose sum is σ = 205493692180. Its totient is φ = 129870927360.

The previous prime is 164029689281. The next prime is 164029689353. The reversal of 164029689325 is 523986920461.

It can be written as a sum of positive squares in 6 ways, for example, as 216031204 + 163813658121 = 14698^2 + 404739^2 .

It is not a de Polignac number, because 164029689325 - 2²⁵ = 163996134893 is a prime.

It is a hoax number, since the sum of its digits (55) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

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, 33818130 + ... + 33822979.

Almost surely, 2^164029689325 is an apocalyptic number.

It is an amenable number.

164029689325 is a deficient number, since it is larger than the sum of its proper divisors (41464002855).

164029689325 is an equidigital number, since it uses as much as digits as its factorization.

164029689325 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67641216 (or 67641211 counting only the distinct ones).

The product of its (nonzero) digits is 5598720, while the sum is 55.

The spelling of 164029689325 in words is "one hundred sixty-four billion, twenty-nine million, six hundred eighty-nine thousand, three hundred twenty-five".