65217030652 has 6 divisors (see below), whose sum is σ = 114129803648. Its totient is φ = 32608515324.

The previous prime is 65217030647. The next prime is 65217030653. The reversal of 65217030652 is 25603071256.

It is a super-2 number, since 2×65217030652² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (65217030653) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8152128828 + ... + 8152128835.

Almost surely, 2^65217030652 is an apocalyptic number.

It is an amenable number.

65217030652 is a deficient number, since it is larger than the sum of its proper divisors (48912772996).

65217030652 is a wasteful number, since it uses less digits than its factorization.

65217030652 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16304257667 (or 16304257665 counting only the distinct ones).

The product of its (nonzero) digits is 75600, while the sum is 37.

The spelling of 65217030652 in words is "sixty-five billion, two hundred seventeen million, thirty thousand, six hundred fifty-two".