50143855562 has 4 divisors (see below), whose sum is σ = 75215783346. Its totient is φ = 25071927780.

The previous prime is 50143855561. The next prime is 50143855583. The reversal of 50143855562 is 26555834105.

It is a happy number.

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., 49377728521 + 766127041 = 222211^2 + 27679^2 .

It is not an unprimeable number, because it can be changed into a prime (50143855561) by changing a digit.

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, 12535963889 + ... + 12535963892.

Almost surely, 2^50143855562 is an apocalyptic number.

50143855562 is a deficient number, since it is larger than the sum of its proper divisors (25071927784).

50143855562 is a wasteful number, since it uses less digits than its factorization.

50143855562 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25071927783.

The product of its (nonzero) digits is 720000, while the sum is 44.

The spelling of 50143855562 in words is "fifty billion, one hundred forty-three million, eight hundred fifty-five thousand, five hundred sixty-two".