50455140142 has 16 divisors (see below), whose sum is σ = 82631065392. Its totient is φ = 22915235520.

The previous prime is 50455140121. The next prime is 50455140199. The reversal of 50455140142 is 24104155405.

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 (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 918663 + ... + 972034.

It is an arithmetic number, because the mean of its divisors is an integer number (5164441587).

Almost surely, 2^50455140142 is an apocalyptic number.

50455140142 is a deficient number, since it is larger than the sum of its proper divisors (32175925250).

50455140142 is a wasteful number, since it uses less digits than its factorization.

50455140142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1891923.

The product of its (nonzero) digits is 16000, while the sum is 31.

Adding to 50455140142 its reverse (24104155405), we get a palindrome (74559295547).

The spelling of 50455140142 in words is "fifty billion, four hundred fifty-five million, one hundred forty thousand, one hundred forty-two".