65500015155009 has 8 divisors (see below), whose sum is σ = 87695732601312. Its totient is φ = 43485487239360.

The previous prime is 65500015154947. The next prime is 65500015155011. The reversal of 65500015155009 is 90055151000556.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 65500015155009 - 2⁸ = 65500015154753 is a prime.

It is not an unprimeable number, because it can be changed into a prime (65500015155089) 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, 45297381819 + ... + 45297383264.

It is an arithmetic number, because the mean of its divisors is an integer number (10961966575164).

Almost surely, 2^{65500015155009} is an apocalyptic number.

It is an amenable number.

65500015155009 is a deficient number, since it is larger than the sum of its proper divisors (22195717446303).

65500015155009 is a wasteful number, since it uses less digits than its factorization.

65500015155009 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90594765327.

The product of its (nonzero) digits is 168750, while the sum is 42.

The spelling of 65500015155009 in words is "sixty-five trillion, five hundred billion, fifteen million, one hundred fifty-five thousand, nine".