53055855 has 12 divisors (see below), whose sum is σ = 91963560. Its totient is φ = 28296432.

The previous prime is 53055839. The next prime is 53055857. The reversal of 53055855 is 55855035.

53055855 is a `hidden beast` number, since 53 + 0 + 558 + 55 = 666.

It is not a de Polignac number, because 53055855 - 2⁴ = 53055839 is a prime.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53055857) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 589465 + ... + 589554.

It is an arithmetic number, because the mean of its divisors is an integer number (7663630).

Almost surely, 2^53055855 is an apocalyptic number.

53055855 is a deficient number, since it is larger than the sum of its proper divisors (38907705).

53055855 is a wasteful number, since it uses less digits than its factorization.

53055855 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1179030 (or 1179027 counting only the distinct ones).

The product of its (nonzero) digits is 75000, while the sum is 36.

The square root of 53055855 is about 7283.9450162669. The cubic root of 53055855 is about 375.7604833975.

The spelling of 53055855 in words is "fifty-three million, fifty-five thousand, eight hundred fifty-five".