55535018 has 32 divisors (see below), whose sum is σ = 108380160. Its totient is φ = 20694960.

The previous prime is 55535017. The next prime is 55535023. The reversal of 55535018 is 81053555.

It is not an unprimeable number, because it can be changed into a prime (55535017) 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, 4298 + ... + 11381.

It is an arithmetic number, because the mean of its divisors is an integer number (3386880).

Almost surely, 2^55535018 is an apocalyptic number.

55535018 is a deficient number, since it is larger than the sum of its proper divisors (52845142).

55535018 is a wasteful number, since it uses less digits than its factorization.

55535018 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15722.

The product of its (nonzero) digits is 15000, while the sum is 32.

The square root of 55535018 is about 7452.1820965406. The cubic root of 55535018 is about 381.5243891246.

The spelling of 55535018 in words is "fifty-five million, five hundred thirty-five thousand, eighteen".