55717607 has 12 divisors (see below), whose sum is σ = 62130696. Its totient is φ = 49553040.

The previous prime is 55717603. The next prime is 55717631. The reversal of 55717607 is 70671755.

It is not a de Polignac number, because 55717607 - 2² = 55717603 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 (55717603) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 23153 + ... + 25445.

It is an arithmetic number, because the mean of its divisors is an integer number (5177558).

Almost surely, 2^55717607 is an apocalyptic number.

55717607 is a deficient number, since it is larger than the sum of its proper divisors (6413089).

55717607 is a wasteful number, since it uses less digits than its factorization.

55717607 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2398 (or 2351 counting only the distinct ones).

The product of its (nonzero) digits is 51450, while the sum is 38.

The square root of 55717607 is about 7464.4227506218. The cubic root of 55717607 is about 381.9420592293.

The spelling of 55717607 in words is "fifty-five million, seven hundred seventeen thousand, six hundred seven".