140434310342320 has 40 divisors (see below), whose sum is σ = 334473424518240. Its totient is φ = 54803633303040.

The previous prime is 140434310342303. The next prime is 140434310342383. The reversal of 140434310342320 is 23243013434041.

It is a tau number, because it is divible by the number of its divisors (40).

It is a super-2 number, since 2×140434310342320² (a number of 29 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21407665980 + ... + 21407672539.

It is an arithmetic number, because the mean of its divisors is an integer number (8361835612956).

Almost surely, 2^{140434310342320} is an apocalyptic number.

140434310342320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

140434310342320 is an abundant number, since it is smaller than the sum of its proper divisors (194039114175920).

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

140434310342320 is a wasteful number, since it uses less digits than its factorization.

140434310342320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42815338573 (or 42815338567 counting only the distinct ones).

The product of its (nonzero) digits is 82944, while the sum is 34.

Adding to 140434310342320 its reverse (23243013434041), we get a palindrome (163677323776361).

The spelling of 140434310342320 in words is "one hundred forty trillion, four hundred thirty-four billion, three hundred ten million, three hundred forty-two thousand, three hundred twenty".