505553334722 has 6 divisors (see below), whose sum is σ = 758331510393. Its totient is φ = 252776164592.

The previous prime is 505553334673. The next prime is 505553334761. The reversal of 505553334722 is 227433355505.

It can be written as a sum of positive squares in 2 ways, for example, as 403772555761 + 101780778961 = 635431^2 + 319031^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=502769.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 754154 + ... + 1256922.

Almost surely, 2^505553334722 is an apocalyptic number.

505553334722 is a deficient number, since it is larger than the sum of its proper divisors (252778175671).

505553334722 is an frugal number, since it uses more digits than its factorization.

505553334722 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1005540 (or 502771 counting only the distinct ones).

The product of its (nonzero) digits is 1890000, while the sum is 44.

The spelling of 505553334722 in words is "five hundred five billion, five hundred fifty-three million, three hundred thirty-four thousand, seven hundred twenty-two".