65106360664 has 8 divisors (see below), whose sum is σ = 122074426260. Its totient is φ = 32553180328.

The previous prime is 65106360619. The next prime is 65106360677. The reversal of 65106360664 is 46606360156.

It is a tau number, because it is divible by the number of its divisors (8).

It is a self number, because there is not a number n which added to its sum of digits gives 65106360664.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4069147534 + ... + 4069147549.

Almost surely, 2^65106360664 is an apocalyptic number.

It is an amenable number.

65106360664 is a deficient number, since it is larger than the sum of its proper divisors (56968065596).

65106360664 is a wasteful number, since it uses less digits than its factorization.

65106360664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8138295089 (or 8138295085 counting only the distinct ones).

The product of its (nonzero) digits is 466560, while the sum is 43.

The spelling of 65106360664 in words is "sixty-five billion, one hundred six million, three hundred sixty thousand, six hundred sixty-four".