140673944160 has 144 divisors (see below), whose sum is σ = 497829595536. Its totient is φ = 37513041408.

The previous prime is 140673944141. The next prime is 140673944161. The reversal of 140673944160 is 61449376041.

140673944160 is a `hidden beast` number, since 1 + 40 + 67 + 394 + 4 + 160 = 666.

It is a tau number, because it is divible by the number of its divisors (144).

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140673944161) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1770199 + ... + 1847958.

It is an arithmetic number, because the mean of its divisors is an integer number (3457149969).

Almost surely, 2^140673944160 is an apocalyptic number.

140673944160 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

140673944160 is an abundant number, since it is smaller than the sum of its proper divisors (357155651376).

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

140673944160 is an equidigital number, since it uses as much as digits as its factorization.

140673944160 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3618187 (or 3618167 counting only the distinct ones).

The product of its (nonzero) digits is 435456, while the sum is 45.

The spelling of 140673944160 in words is "one hundred forty billion, six hundred seventy-three million, nine hundred forty-four thousand, one hundred sixty".