65600005550657 has 8 divisors (see below), whose sum is σ = 69459682638816. Its totient is φ = 61740423266112.

The previous prime is 65600005550647. The next prime is 65600005550683. The reversal of 65600005550657 is 75605550000656.

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 65600005550657 - 2¹⁸ = 65600005288513 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (65600005550627) 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, 22273823 + ... + 25046420.

It is an arithmetic number, because the mean of its divisors is an integer number (8682460329852).

Almost surely, 2^{65600005550657} is an apocalyptic number.

It is an amenable number.

65600005550657 is a deficient number, since it is larger than the sum of its proper divisors (3859677088159).

65600005550657 is a wasteful number, since it uses less digits than its factorization.

65600005550657 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47401807.

The product of its (nonzero) digits is 4725000, while the sum is 50.

The spelling of 65600005550657 in words is "sixty-five trillion, six hundred billion, five million, five hundred fifty thousand, six hundred fifty-seven".