140213112320440 has 64 divisors (see below), whose sum is σ = 331175858688000. Its totient is φ = 53356110510720.

The previous prime is 140213112320419. The next prime is 140213112320447. The reversal of 140213112320440 is 44023211312041.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 140213112320399 and 140213112320408.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140213112320447) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 958190320 + ... + 958336639.

It is an arithmetic number, because the mean of its divisors is an integer number (5174622792000).

Almost surely, 2^{140213112320440} is an apocalyptic number.

140213112320440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

140213112320440 is an abundant number, since it is smaller than the sum of its proper divisors (190962746367560).

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

140213112320440 is a wasteful number, since it uses less digits than its factorization.

140213112320440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1916527060 (or 1916527056 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 28.

Adding to 140213112320440 its reverse (44023211312041), we get a palindrome (184236323632481).

The spelling of 140213112320440 in words is "one hundred forty trillion, two hundred thirteen billion, one hundred twelve million, three hundred twenty thousand, four hundred forty".