55646067 has 8 divisors (see below), whose sum is σ = 74686720. Its totient is φ = 36851400.

The previous prime is 55646057. The next prime is 55646069. The reversal of 55646067 is 76064655.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 55646067 - 2¹¹ = 55644019 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (55646069) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 60967 + ... + 61872.

It is an arithmetic number, because the mean of its divisors is an integer number (9335840).

Almost surely, 2^55646067 is an apocalyptic number.

55646067 is a deficient number, since it is larger than the sum of its proper divisors (19040653).

55646067 is a wasteful number, since it uses less digits than its factorization.

55646067 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 122993.

The product of its (nonzero) digits is 151200, while the sum is 39.

The square root of 55646067 is about 7459.6291462780. The cubic root of 55646067 is about 381.7785212309.

The spelling of 55646067 in words is "fifty-five million, six hundred forty-six thousand, sixty-seven".