140420041342420 has 24 divisors (see below), whose sum is σ = 337008099222144. Its totient is φ = 48144014174496.

The previous prime is 140420041342387. The next prime is 140420041342459. The reversal of 140420041342420 is 24243140024041.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 501500147512 + ... + 501500147791.

It is an arithmetic number, because the mean of its divisors is an integer number (14042004134256).

Almost surely, 2^{140420041342420} is an apocalyptic number.

140420041342420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

140420041342420 is an abundant number, since it is smaller than the sum of its proper divisors (196588057879724).

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

140420041342420 is a wasteful number, since it uses less digits than its factorization.

140420041342420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1003000295319 (or 1003000295317 counting only the distinct ones).

The product of its (nonzero) digits is 24576, while the sum is 31.

Adding to 140420041342420 its reverse (24243140024041), we get a palindrome (164663181366461).

The spelling of 140420041342420 in words is "one hundred forty trillion, four hundred twenty billion, forty-one million, three hundred forty-two thousand, four hundred twenty".