505405422224 has 20 divisors (see below), whose sum is σ = 979237763760. Its totient is φ = 252698902560.

The previous prime is 505405422187. The next prime is 505405422281. The reversal of 505405422224 is 422224504505.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1076867 + ... + 1473245.

It is an arithmetic number, because the mean of its divisors is an integer number (48961888188).

Almost surely, 2^505405422224 is an apocalyptic number.

It is an amenable number.

505405422224 is a deficient number, since it is larger than the sum of its proper divisors (473832341536).

505405422224 is a wasteful number, since it uses less digits than its factorization.

505405422224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 476078 (or 476072 counting only the distinct ones).

The product of its (nonzero) digits is 128000, while the sum is 35.

Adding to 505405422224 its reverse (422224504505), we get a palindrome (927629926729).

The spelling of 505405422224 in words is "five hundred five billion, four hundred five million, four hundred twenty-two thousand, two hundred twenty-four".