53266555 has 8 divisors (see below), whose sum is σ = 64090800. Its totient is φ = 42499296.

The previous prime is 53266547. The next prime is 53266571. The reversal of 53266555 is 55566235.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 53266555 - 2³ = 53266547 is a prime.

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, 12160 + ... + 15949.

It is an arithmetic number, because the mean of its divisors is an integer number (8011350).

Almost surely, 2^53266555 is an apocalyptic number.

53266555 is a deficient number, since it is larger than the sum of its proper divisors (10824245).

53266555 is a wasteful number, since it uses less digits than its factorization.

53266555 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28493.

The product of its digits is 135000, while the sum is 37.

The square root of 53266555 is about 7298.3940014225. The cubic root of 53266555 is about 376.2572438939.

It can be divided in two parts, 5326 and 6555, that added together give a square (11881 = 109²).

The spelling of 53266555 in words is "fifty-three million, two hundred sixty-six thousand, five hundred fifty-five".