50505505055442 has 48 divisors (see below), whose sum is σ = 109730166936000. Its totient is φ = 16788782963232.

The previous prime is 50505505055441. The next prime is 50505505055459. The reversal of 50505505055442 is 24455050550505.

50505505055442 is a `hidden beast` number, since 5 + 0 + 5 + 0 + 5 + 5 + 0 + 50 + 554 + 42 = 666.

It is not an unprimeable number, because it can be changed into a prime (50505505055441) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 58438059 + ... + 59296017.

It is an arithmetic number, because the mean of its divisors is an integer number (2286045144500).

Almost surely, 2^{50505505055442} is an apocalyptic number.

50505505055442 is an abundant number, since it is smaller than the sum of its proper divisors (59224661880558).

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

50505505055442 is a wasteful number, since it uses less digits than its factorization.

50505505055442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 866975 (or 866972 counting only the distinct ones).

The product of its (nonzero) digits is 2500000, while the sum is 45.

The spelling of 50505505055442 in words is "fifty trillion, five hundred five billion, five hundred five million, fifty-five thousand, four hundred forty-two".