55083505 has 16 divisors (see below), whose sum is σ = 69237504. Its totient is φ = 41990080.

The previous prime is 55083467. The next prime is 55083517. The reversal of 55083505 is 50538055.

It is not a de Polignac number, because 55083505 - 2¹¹ = 55081457 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 35700 + ... + 37210.

It is an arithmetic number, because the mean of its divisors is an integer number (4327344).

Almost surely, 2^55083505 is an apocalyptic number.

It is an amenable number.

55083505 is a deficient number, since it is larger than the sum of its proper divisors (14153999).

55083505 is a wasteful number, since it uses less digits than its factorization.

55083505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1856.

The product of its (nonzero) digits is 15000, while the sum is 31.

The square root of 55083505 is about 7421.8262577347. The cubic root of 55083505 is about 380.4876127208.

The spelling of 55083505 in words is "fifty-five million, eighty-three thousand, five hundred five".