55616075 has 12 divisors (see below), whose sum is σ = 69937488. Its totient is φ = 43864800.

The previous prime is 55616039. The next prime is 55616083. The reversal of 55616075 is 57061655.

It is not a de Polignac number, because 55616075 - 2¹⁰ = 55615051 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 11 ways as a sum of consecutive naturals, for example, 13892 + ... + 17441.

It is an arithmetic number, because the mean of its divisors is an integer number (5828124).

Almost surely, 2^55616075 is an apocalyptic number.

55616075 is a deficient number, since it is larger than the sum of its proper divisors (14321413).

55616075 is a wasteful number, since it uses less digits than its factorization.

55616075 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31414 (or 31409 counting only the distinct ones).

The product of its (nonzero) digits is 31500, while the sum is 35.

The square root of 55616075 is about 7457.6185877262. The cubic root of 55616075 is about 381.7099188433.

The spelling of 55616075 in words is "fifty-five million, six hundred sixteen thousand, seventy-five".