53166505 has 16 divisors (see below), whose sum is σ = 73198080. Its totient is φ = 36315072.

The previous prime is 53166439. The next prime is 53166517. The reversal of 53166505 is 50566135.

It is a cyclic number.

It is not a de Polignac number, because 53166505 - 2⁹ = 53165993 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6592 + ... + 12238.

It is an arithmetic number, because the mean of its divisors is an integer number (4574880).

Almost surely, 2^53166505 is an apocalyptic number.

It is an amenable number.

53166505 is a deficient number, since it is larger than the sum of its proper divisors (20031575).

53166505 is a wasteful number, since it uses less digits than its factorization.

53166505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5928.

The product of its (nonzero) digits is 13500, while the sum is 31.

The square root of 53166505 is about 7291.5365321721. The cubic root of 53166505 is about 376.0215229305.

The spelling of 53166505 in words is "fifty-three million, one hundred sixty-six thousand, five hundred five".