505550516342 has 4 divisors (see below), whose sum is σ = 758325774516. Its totient is φ = 252775258170.

The previous prime is 505550516333. The next prime is 505550516377. The reversal of 505550516342 is 243615055505.

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

It is a self number, because there is not a number n which added to its sum of digits gives 505550516342.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 126387629084 + ... + 126387629087.

It is an arithmetic number, because the mean of its divisors is an integer number (189581443629).

Almost surely, 2^505550516342 is an apocalyptic number.

505550516342 is a deficient number, since it is larger than the sum of its proper divisors (252775258174).

505550516342 is a wasteful number, since it uses less digits than its factorization.

505550516342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 252775258173.

The product of its (nonzero) digits is 450000, while the sum is 41.

The spelling of 505550516342 in words is "five hundred five billion, five hundred fifty million, five hundred sixteen thousand, three hundred forty-two".