53555355 has 96 divisors (see below), whose sum is σ = 114701184. Its totient is φ = 22560768.

The previous prime is 53555309. The next prime is 53555401. The reversal of 53555355 is 55355535.

53555355 is a `hidden beast` number, since 53 + 5 + 553 + 55 = 666.

It is an interprime number because it is at equal distance from previous prime (53555309) and next prime (53555401).

It is not a de Polignac number, because 53555355 - 2¹² = 53551259 is a prime.

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 390847 + ... + 390983.

It is an arithmetic number, because the mean of its divisors is an integer number (1194804).

Almost surely, 2^53555355 is an apocalyptic number.

53555355 is an abundant number, since it is smaller than the sum of its proper divisors (61145829).

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

53555355 is a wasteful number, since it uses less digits than its factorization.

53555355 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 245 (or 242 counting only the distinct ones).

The product of its digits is 140625, while the sum is 36.

The square root of 53555355 is about 7318.1524307710. The cubic root of 53555355 is about 376.9360143948.

The spelling of 53555355 in words is "fifty-three million, five hundred fifty-five thousand, three hundred fifty-five".