53549955 has 12 divisors (see below), whose sum is σ = 92820000. Its totient is φ = 28559952.

The previous prime is 53549939. The next prime is 53549963. The reversal of 53549955 is 55994535.

53549955 is a `hidden beast` number, since 53 + 549 + 9 + 55 = 666.

It is not a de Polignac number, because 53549955 - 2⁴ = 53549939 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45), and also a Moran number because the ratio is a prime number: 1189999 = 53549955 / (5 + 3 + 5 + 4 + 9 + 9 + 5 + 5).

It is a self number, because there is not a number n which added to its sum of digits gives 53549955.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 594955 + ... + 595044.

It is an arithmetic number, because the mean of its divisors is an integer number (7735000).

Almost surely, 2^53549955 is an apocalyptic number.

53549955 is a deficient number, since it is larger than the sum of its proper divisors (39270045).

53549955 is a wasteful number, since it uses less digits than its factorization.

53549955 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1190010 (or 1190007 counting only the distinct ones).

The product of its digits is 607500, while the sum is 45.

The square root of 53549955 is about 7317.7834758894. The cubic root of 53549955 is about 376.9233451178.

The spelling of 53549955 in words is "fifty-three million, five hundred forty-nine thousand, nine hundred fifty-five".