140012155040 has 192 divisors, whose sum is σ = 355876416000. Its totient is φ = 51866320896.

The previous prime is 140012155039. The next prime is 140012155093. The reversal of 140012155040 is 40551210041.

It is a junction number, because it is equal to n+sod(n) for n = 140012154997 and 140012155015.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 74992187 + ... + 74994053.

It is an arithmetic number, because the mean of its divisors is an integer number (1853523000).

Almost surely, 2^140012155040 is an apocalyptic number.

140012155040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 140012155040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (177938208000).

140012155040 is an abundant number, since it is smaller than the sum of its proper divisors (215864260960).

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

140012155040 is a wasteful number, since it uses less digits than its factorization.

140012155040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2327 (or 2319 counting only the distinct ones).

The product of its (nonzero) digits is 800, while the sum is 23.

Adding to 140012155040 its reverse (40551210041), we get a palindrome (180563365081).

The spelling of 140012155040 in words is "one hundred forty billion, twelve million, one hundred fifty-five thousand, forty".