140143113420 has 96 divisors (see below), whose sum is σ = 398511525888. Its totient is φ = 36790228992.

The previous prime is 140143113371. The next prime is 140143113431. The reversal of 140143113420 is 24311341041.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6811669 + ... + 6832211.

It is an arithmetic number, because the mean of its divisors is an integer number (4151161728).

Almost surely, 2^140143113420 is an apocalyptic number.

140143113420 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 140143113420, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (199255762944).

140143113420 is an abundant number, since it is smaller than the sum of its proper divisors (258368412468).

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

140143113420 is a wasteful number, since it uses less digits than its factorization.

140143113420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22319 (or 22317 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 24.

Adding to 140143113420 its reverse (24311341041), we get a palindrome (164454454461).

The spelling of 140143113420 in words is "one hundred forty billion, one hundred forty-three million, one hundred thirteen thousand, four hundred twenty".