65340006215 has 32 divisors (see below), whose sum is σ = 86189320512. Its totient is φ = 47158272000.

The previous prime is 65340006211. The next prime is 65340006229. The reversal of 65340006215 is 51260004356.

It is not a de Polignac number, because 65340006215 - 2² = 65340006211 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 (65340006211) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4461605 + ... + 4476225.

It is an arithmetic number, because the mean of its divisors is an integer number (2693416266).

Almost surely, 2^65340006215 is an apocalyptic number.

65340006215 is a deficient number, since it is larger than the sum of its proper divisors (20849314297).

65340006215 is a wasteful number, since it uses less digits than its factorization.

65340006215 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15251.

The product of its (nonzero) digits is 21600, while the sum is 32.

The spelling of 65340006215 in words is "sixty-five billion, three hundred forty million, six thousand, two hundred fifteen".