505225202240 has 56 divisors (see below), whose sum is σ = 1312437295872. Its totient is φ = 183718254080.

The previous prime is 505225202221. The next prime is 505225202267. The reversal of 505225202240 is 42202522505.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 71761424 + ... + 71768463.

Almost surely, 2^505225202240 is an apocalyptic number.

It is an amenable number.

505225202240 is an abundant number, since it is smaller than the sum of its proper divisors (807212093632).

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

505225202240 is a wasteful number, since it uses less digits than its factorization.

505225202240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 143529915 (or 143529905 counting only the distinct ones).

The product of its (nonzero) digits is 16000, while the sum is 29.

Adding to 505225202240 its reverse (42202522505), we get a palindrome (547427724745).

The spelling of 505225202240 in words is "five hundred five billion, two hundred twenty-five million, two hundred two thousand, two hundred forty".