164140695 has 64 divisors (see below), whose sum is σ = 317485440. Its totient is φ = 80123904.

The previous prime is 164140679. The next prime is 164140699. The reversal of 164140695 is 596041461.

164140695 is a `hidden beast` number, since 1 + 641 + 4 + 0 + 6 + 9 + 5 = 666.

164140695 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 164140695 - 2⁴ = 164140679 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (164140699) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 83949 + ... + 85881.

It is an arithmetic number, because the mean of its divisors is an integer number (4960710).

Almost surely, 2^164140695 is an apocalyptic number.

164140695 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

164140695 is a deficient number, since it is larger than the sum of its proper divisors (153344745).

164140695 is a wasteful number, since it uses less digits than its factorization.

164140695 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2001 (or 1995 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 36.

The square root of 164140695 is about 12811.7405140754. The cubic root of 164140695 is about 547.5268517512.

The spelling of 164140695 in words is "one hundred sixty-four million, one hundred forty thousand, six hundred ninety-five".