140055015040 has 64 divisors (see below), whose sum is σ = 349376405760. Its totient is φ = 53586260992.

The previous prime is 140055015019. The next prime is 140055015071. The reversal of 140055015040 is 40510550041.

It is a happy number.

140055015040 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (64).

It is a junction number, because it is equal to n+sod(n) for n = 140055014996 and 140055015014.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4742584 + ... + 4772023.

It is an arithmetic number, because the mean of its divisors is an integer number (5459006340).

Almost surely, 2^140055015040 is an apocalyptic number.

140055015040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

140055015040 is an abundant number, since it is smaller than the sum of its proper divisors (209321390720).

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

140055015040 is an equidigital number, since it uses as much as digits as its factorization.

140055015040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9514649 (or 9514637 counting only the distinct ones).

The product of its (nonzero) digits is 2000, while the sum is 25.

Adding to 140055015040 its reverse (40510550041), we get a palindrome (180565565081).

The spelling of 140055015040 in words is "one hundred forty billion, fifty-five million, fifteen thousand, forty".