140440402100000 has 72 divisors (see below), whose sum is σ = 345592932925716. Its totient is φ = 56176160800000.

The previous prime is 140440402099951. The next prime is 140440402100021. The reversal of 140440402100000 is 1204044041.

It is a happy number.

It can be written as a sum of positive squares in 6 ways, for example, as 56053911191056 + 84386490908944 = 7486916^2 + 9186212^2 .

It is a Harshad number since it is a multiple of its sum of digits (20).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 702102011 + ... + 702302010.

Almost surely, 2^{140440402100000} is an apocalyptic number.

140440402100000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

140440402100000 is an abundant number, since it is smaller than the sum of its proper divisors (205152530825716).

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

140440402100000 is an frugal number, since it uses more digits than its factorization.

140440402100000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1404404056 (or 1404404028 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 20.

Adding to 140440402100000 its reverse (1204044041), we get a palindrome (140441606144041).

The spelling of 140440402100000 in words is "one hundred forty trillion, four hundred forty billion, four hundred two million, one hundred thousand".