55745005 has 8 divisors (see below), whose sum is σ = 67892832. Its totient is φ = 43930128.

The previous prime is 55745003. The next prime is 55745009. The reversal of 55745005 is 50054755.

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

It is a cyclic number.

It is not a de Polignac number, because 55745005 - 2¹ = 55745003 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55745003) 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, 82867 + ... + 83536.

It is an arithmetic number, because the mean of its divisors is an integer number (8486604).

Almost surely, 2^55745005 is an apocalyptic number.

It is an amenable number.

55745005 is a deficient number, since it is larger than the sum of its proper divisors (12147827).

55745005 is a wasteful number, since it uses less digits than its factorization.

55745005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 166475.

The product of its (nonzero) digits is 17500, while the sum is 31.

The square root of 55745005 is about 7466.2577641011. The cubic root of 55745005 is about 382.0046530504.

The spelling of 55745005 in words is "fifty-five million, seven hundred forty-five thousand, five".