140555320000 has 140 divisors (see below), whose sum is σ = 369035152200. Its totient is φ = 52914688000.

The previous prime is 140555319997. The next prime is 140555320001. The reversal of 140555320000 is 23555041.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is not an unprimeable number, because it can be changed into a prime (140555320001) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 576651 + ... + 783349.

Almost surely, 2^140555320000 is an apocalyptic number.

140555320000 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 140555320000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (184517576100).

140555320000 is an abundant number, since it is smaller than the sum of its proper divisors (228479832200).

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

140555320000 is an equidigital number, since it uses as much as digits as its factorization.

140555320000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 206748 (or 206723 counting only the distinct ones).

The product of its (nonzero) digits is 3000, while the sum is 25.

Adding to 140555320000 its reverse (23555041), we get a palindrome (140578875041).

The spelling of 140555320000 in words is "one hundred forty billion, five hundred fifty-five million, three hundred twenty thousand".