65500657007 has 8 divisors (see below), whose sum is σ = 65922232320. Its totient is φ = 65079901240.

The previous prime is 65500656979. The next prime is 65500657037. The reversal of 65500657007 is 70075600556.

65500657007 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 65500657007 - 2⁸ = 65500656751 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 (65500657037) 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, 44123 + ... + 364620.

It is an arithmetic number, because the mean of its divisors is an integer number (8240279040).

Almost surely, 2^65500657007 is an apocalyptic number.

65500657007 is a deficient number, since it is larger than the sum of its proper divisors (421575313).

65500657007 is a wasteful number, since it uses less digits than its factorization.

65500657007 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 409773.

The product of its (nonzero) digits is 220500, while the sum is 41.

The spelling of 65500657007 in words is "sixty-five billion, five hundred million, six hundred fifty-seven thousand, seven".