53540055 has 64 divisors (see below), whose sum is σ = 103420800. Its totient is φ = 26173440.

The previous prime is 53540051. The next prime is 53540059. The reversal of 53540055 is 55004535.

It is an interprime number because it is at equal distance from previous prime (53540051) and next prime (53540059).

It is not a de Polignac number, because 53540055 - 2² = 53540051 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53540051) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 93811 + ... + 94379.

It is an arithmetic number, because the mean of its divisors is an integer number (1615950).

Almost surely, 2^53540055 is an apocalyptic number.

53540055 is a deficient number, since it is larger than the sum of its proper divisors (49880745).

53540055 is a wasteful number, since it uses less digits than its factorization.

53540055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 641 (or 635 counting only the distinct ones).

The product of its (nonzero) digits is 7500, while the sum is 27.

The square root of 53540055 is about 7317.1070102876. The cubic root of 53540055 is about 376.9001158975.

The spelling of 53540055 in words is "fifty-three million, five hundred forty thousand, fifty-five".