7665434345667 has 32 divisors (see below), whose sum is σ = 11730150973440. Its totient is φ = 4361691710880.

The previous prime is 7665434345629. The next prime is 7665434345671.

7665434345667 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 7665434345667 - 2⁸ = 7665434345411 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 7665434345598 and 7665434345607.

It is not an unprimeable number, because it can be changed into a prime (7665434345167) 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, 156021168 + ... + 156070290.

It is an arithmetic number, because the mean of its divisors is an integer number (366567217920).

Almost surely, 2^{7665434345667} is an apocalyptic number.

7665434345667 is a deficient number, since it is larger than the sum of its proper divisors (4064716627773).

7665434345667 is a wasteful number, since it uses less digits than its factorization.

7665434345667 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80463.

The product of its digits is 914457600, while the sum is 66.

The spelling of 7665434345667 in words is "seven trillion, six hundred sixty-five billion, four hundred thirty-four million, three hundred forty-five thousand, six hundred sixty-seven".