505651552 has 24 divisors (see below), whose sum is σ = 1137716496. Its totient is φ = 216707712.

The previous prime is 505651543. The next prime is 505651603. The reversal of 505651552 is 255156505.

It is a congruent 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, 1128463 + ... + 1128910.

It is an arithmetic number, because the mean of its divisors is an integer number (47404854).

Almost surely, 2^505651552 is an apocalyptic number.

It is an amenable number.

505651552 is an abundant number, since it is smaller than the sum of its proper divisors (632064944).

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

505651552 is a wasteful number, since it uses less digits than its factorization.

505651552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2257390 (or 2257382 counting only the distinct ones).

The product of its (nonzero) digits is 37500, while the sum is 34.

The square root of 505651552 is about 22486.6972230250. The cubic root of 505651552 is about 796.6797557027.

The spelling of 505651552 in words is "five hundred five million, six hundred fifty-one thousand, five hundred fifty-two".