140233434341440 has 56 divisors (see below), whose sum is σ = 364288216946112. Its totient is φ = 50993976122880.

The previous prime is 140233434341423. The next prime is 140233434341477. The reversal of 140233434341440 is 44143434332041.

It is a super-2 number, since 2×140233434341440² (a number of 29 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (40).

It is a junction number, because it is equal to n+sod(n) for n = 140233434341393 and 140233434341402.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19919518404 + ... + 19919525443.

Almost surely, 2^{140233434341440} is an apocalyptic number.

140233434341440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

140233434341440 is an abundant number, since it is smaller than the sum of its proper divisors (224054782604672).

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

140233434341440 is a wasteful number, since it uses less digits than its factorization.

140233434341440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39839043875 (or 39839043865 counting only the distinct ones).

The product of its (nonzero) digits is 663552, while the sum is 40.

Adding to 140233434341440 its reverse (44143434332041), we get a palindrome (184376868673481).

The spelling of 140233434341440 in words is "one hundred forty trillion, two hundred thirty-three billion, four hundred thirty-four million, three hundred forty-one thousand, four hundred forty".