53755455 has 16 divisors (see below), whose sum is σ = 92625120. Its totient is φ = 26464128.

The previous prime is 53755447. The next prime is 53755459. The reversal of 53755455 is 55455735.

It is not a de Polignac number, because 53755455 - 2³ = 53755447 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53755459) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 137640 + ... + 138029.

It is an arithmetic number, because the mean of its divisors is an integer number (5789070).

Almost surely, 2^53755455 is an apocalyptic number.

53755455 is a deficient number, since it is larger than the sum of its proper divisors (38869665).

53755455 is a wasteful number, since it uses less digits than its factorization.

53755455 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 275690.

The product of its digits is 262500, while the sum is 39.

The square root of 53755455 is about 7331.8111677811. The cubic root of 53755455 is about 377.4048822530.

The spelling of 53755455 in words is "fifty-three million, seven hundred fifty-five thousand, four hundred fifty-five".