65550650607 has 24 divisors (see below), whose sum is σ = 101988785808. Its totient is φ = 40330512000.

The previous prime is 65550650603. The next prime is 65550650623. The reversal of 65550650607 is 70605605556.

It is not a de Polignac number, because 65550650607 - 2² = 65550650603 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (65550650603) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 535507 + ... + 646427.

It is an arithmetic number, because the mean of its divisors is an integer number (4249532742).

Almost surely, 2^65550650607 is an apocalyptic number.

65550650607 is a deficient number, since it is larger than the sum of its proper divisors (36438135201).

65550650607 is a wasteful number, since it uses less digits than its factorization.

65550650607 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 115991 (or 115988 counting only the distinct ones).

The product of its (nonzero) digits is 945000, while the sum is 45.

The spelling of 65550650607 in words is "sixty-five billion, five hundred fifty million, six hundred fifty thousand, six hundred seven".