50455446442 has 4 divisors (see below), whose sum is σ = 75683169666. Its totient is φ = 25227723220.

The previous prime is 50455446413. The next prime is 50455446451. The reversal of 50455446442 is 24464455405.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 36625921641 + 13829524801 = 191379^2 + 117599^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12613861609 + ... + 12613861612.

Almost surely, 2^50455446442 is an apocalyptic number.

50455446442 is a deficient number, since it is larger than the sum of its proper divisors (25227723224).

50455446442 is a wasteful number, since it uses less digits than its factorization.

50455446442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25227723223.

The product of its (nonzero) digits is 1536000, while the sum is 43.

The spelling of 50455446442 in words is "fifty billion, four hundred fifty-five million, four hundred forty-six thousand, four hundred forty-two".