65005060651 has 16 divisors (see below), whose sum is σ = 67098240000. Its totient is φ = 62948673216.

The previous prime is 65005060643. The next prime is 65005060669. The reversal of 65005060651 is 15606050056.

It is a cyclic number.

It is not a de Polignac number, because 65005060651 - 2³ = 65005060643 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (65005060151) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2030295 + ... + 2062063.

It is an arithmetic number, because the mean of its divisors is an integer number (4193640000).

Almost surely, 2^65005060651 is an apocalyptic number.

65005060651 is a deficient number, since it is larger than the sum of its proper divisors (2093179349).

65005060651 is a wasteful number, since it uses less digits than its factorization.

65005060651 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32346.

The product of its (nonzero) digits is 27000, while the sum is 34.

The spelling of 65005060651 in words is "sixty-five billion, five million, sixty thousand, six hundred fifty-one".