140421330304242 has 64 divisors (see below), whose sum is σ = 303991607525760. Its totient is φ = 42985768863744.

The previous prime is 140421330304169. The next prime is 140421330304243. The reversal of 140421330304242 is 242403033124041.

It is not an unprimeable number, because it can be changed into a prime (140421330304243) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 500929773 + ... + 501210015.

It is an arithmetic number, because the mean of its divisors is an integer number (4749868867590).

Almost surely, 2^{140421330304242} is an apocalyptic number.

140421330304242 is an abundant number, since it is smaller than the sum of its proper divisors (163570277221518).

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

140421330304242 is a wasteful number, since it uses less digits than its factorization.

140421330304242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 313067.

The product of its (nonzero) digits is 55296, while the sum is 33.

Adding to 140421330304242 its reverse (242403033124041), we get a palindrome (382824363428283).

The spelling of 140421330304242 in words is "one hundred forty trillion, four hundred twenty-one billion, three hundred thirty million, three hundred four thousand, two hundred forty-two".