140434321200440 has 16 divisors (see below), whose sum is σ = 315977222701080. Its totient is φ = 56173728480160.

The previous prime is 140434321200413. The next prime is 140434321200463. The reversal of 140434321200440 is 44002123434041.

It is a junction number, because it is equal to n+sod(n) for n = 140434321200397 and 140434321200406.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1755429014966 + ... + 1755429015045.

Almost surely, 2^{140434321200440} is an apocalyptic number.

140434321200440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

140434321200440 is an abundant number, since it is smaller than the sum of its proper divisors (175542901500640).

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

140434321200440 is a wasteful number, since it uses less digits than its factorization.

140434321200440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3510858030022 (or 3510858030018 counting only the distinct ones).

The product of its (nonzero) digits is 36864, while the sum is 32.

Adding to 140434321200440 its reverse (44002123434041), we get a palindrome (184436444634481).

The spelling of 140434321200440 in words is "one hundred forty trillion, four hundred thirty-four billion, three hundred twenty-one million, two hundred thousand, four hundred forty".