140160636 has 144 divisors (see below), whose sum is σ = 449729280. Its totient is φ = 35746560.

The previous prime is 140160623. The next prime is 140160637. The reversal of 140160636 is 636061041.

140160636 is a `hidden beast` number, since 14 + 0 + 16 + 0 + 636 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140160637) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 163120 + ... + 163976.

It is an arithmetic number, because the mean of its divisors is an integer number (3123120).

Almost surely, 2^140160636 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 140160636, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (224864640).

140160636 is an abundant number, since it is smaller than the sum of its proper divisors (309568644).

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

140160636 is a wasteful number, since it uses less digits than its factorization.

140160636 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 944 (or 939 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 27.

The square root of 140160636 is about 11838.9457300893. The cubic root of 140160636 is about 519.4479298684.

The spelling of 140160636 in words is "one hundred forty million, one hundred sixty thousand, six hundred thirty-six".