140223443200340 has 48 divisors (see below), whose sum is σ = 297518245435152. Its totient is φ = 55508664078336.

The previous prime is 140223443200319. The next prime is 140223443200367. The reversal of 140223443200340 is 43002344322041.

It can be written as a sum of positive squares in 8 ways, for example, as 2351180622736 + 137872262577604 = 1533356^2 + 11741902^2 .

It is a super-2 number, since 2×140223443200340² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 140223443200297 and 140223443200306.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 42271022 + ... + 45467418.

It is an arithmetic number, because the mean of its divisors is an integer number (6198296779899).

Almost surely, 2^{140223443200340} is an apocalyptic number.

140223443200340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

140223443200340 is an abundant number, since it is smaller than the sum of its proper divisors (157294802234812).

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

140223443200340 is a wasteful number, since it uses less digits than its factorization.

140223443200340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3219116 (or 3219114 counting only the distinct ones).

The product of its (nonzero) digits is 55296, while the sum is 32.

Adding to 140223443200340 its reverse (43002344322041), we get a palindrome (183225787522381).

The spelling of 140223443200340 in words is "one hundred forty trillion, two hundred twenty-three billion, four hundred forty-three million, two hundred thousand, three hundred forty".