505152156 has 24 divisors (see below), whose sum is σ = 1180266640. Its totient is φ = 168158592.

The previous prime is 505152143. The next prime is 505152187. The reversal of 505152156 is 651251505.

It is a super-2 number, since 2×505152156² = 510357401422896672, which contains 22 as substring.

It is a congruent number.

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, 18721 + ... + 36888.

Almost surely, 2^505152156 is an apocalyptic number.

It is an amenable number.

505152156 is an abundant number, since it is smaller than the sum of its proper divisors (675114484).

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

505152156 is a wasteful number, since it uses less digits than its factorization.

505152156 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56373 (or 56371 counting only the distinct ones).

The product of its (nonzero) digits is 7500, while the sum is 30.

The square root of 505152156 is about 22475.5902258428. The cubic root of 505152156 is about 796.4173947069.

The spelling of 505152156 in words is "five hundred five million, one hundred fifty-two thousand, one hundred fifty-six".