505411152 has 40 divisors (see below), whose sum is σ = 1308324000. Its totient is φ = 168124800.

The previous prime is 505411133. The next prime is 505411189. The reversal of 505411152 is 251114505.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13402 + ... + 34502.

It is an arithmetic number, because the mean of its divisors is an integer number (32708100).

Almost surely, 2^505411152 is an apocalyptic number.

It is an amenable number.

505411152 is an abundant number, since it is smaller than the sum of its proper divisors (802912848).

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

505411152 is a wasteful number, since it uses less digits than its factorization.

505411152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21611 (or 21605 counting only the distinct ones).

The product of its (nonzero) digits is 1000, while the sum is 24.

The square root of 505411152 is about 22481.3512049432. The cubic root of 505411152 is about 796.5534815441.

Adding to 505411152 its reverse (251114505), we get a palindrome (756525657).

The spelling of 505411152 in words is "five hundred five million, four hundred eleven thousand, one hundred fifty-two".