55650565007 has 4 divisors (see below), whose sum is σ = 55669112016. Its totient is φ = 55632018000.

The previous prime is 55650564979. The next prime is 55650565013. The reversal of 55650565007 is 70056505655.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 55650565007 - 2²⁰ = 55649516431 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 (55650565097) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9269003 + ... + 9275004.

It is an arithmetic number, because the mean of its divisors is an integer number (13917278004).

Almost surely, 2^55650565007 is an apocalyptic number.

55650565007 is a deficient number, since it is larger than the sum of its proper divisors (18547009).

55650565007 is a wasteful number, since it uses less digits than its factorization.

55650565007 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18547008.

The product of its (nonzero) digits is 787500, while the sum is 44.

The spelling of 55650565007 in words is "fifty-five billion, six hundred fifty million, five hundred sixty-five thousand, seven".