140423441220 has 72 divisors (see below), whose sum is σ = 426083112000. Its totient is φ = 37434646080.

The previous prime is 140423441141. The next prime is 140423441251. The reversal of 140423441220 is 22144324041.

140423441220 is a `hidden beast` number, since 1 + 404 + 2 + 34 + 4 + 1 + 220 = 666.

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 23 ways as a sum of consecutive naturals, for example, 469531 + ... + 708029.

It is an arithmetic number, because the mean of its divisors is an integer number (5917821000).

Almost surely, 2^140423441220 is an apocalyptic number.

140423441220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

140423441220 is an abundant number, since it is smaller than the sum of its proper divisors (285659670780).

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

140423441220 is a wasteful number, since it uses less digits than its factorization.

140423441220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 241785 (or 241780 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 27.

Adding to 140423441220 its reverse (22144324041), we get a palindrome (162567765261).

It can be divided in two parts, 140423441 and 220, that added together give a triangular number (140423661 = T₁₆₇₅₈).

The spelling of 140423441220 in words is "one hundred forty billion, four hundred twenty-three million, four hundred forty-one thousand, two hundred twenty".