140403044240000 has 160 divisors (see below), whose sum is σ = 349588943853600. Its totient is φ = 56150879616000.

The previous prime is 140403044239993. The next prime is 140403044240009. The reversal of 140403044240000 is 42440304041.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (160).

It is not an unprimeable number, because it can be changed into a prime (140403044240009) 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, 442001231 + ... + 442318769.

It is an arithmetic number, because the mean of its divisors is an integer number (2184930899085).

Almost surely, 2^{140403044240000} is an apocalyptic number.

140403044240000 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 140403044240000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (174794471926800).

140403044240000 is an abundant number, since it is smaller than the sum of its proper divisors (209185899613600).

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

140403044240000 is an frugal number, since it uses more digits than its factorization.

140403044240000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 323100 (or 323073 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 26.

Adding to 140403044240000 its reverse (42440304041), we get a palindrome (140445484544041).

The spelling of 140403044240000 in words is "one hundred forty trillion, four hundred three billion, forty-four million, two hundred forty thousand".