76665222256667 has 8 divisors (see below), whose sum is σ = 83635444242432. Its totient is φ = 69695109658600.

The previous prime is 76665222256639. The next prime is 76665222256687.

76665222256667 is nontrivially palindromic in base 10.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 76665222256667 - 2²⁶ = 76665155147803 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 76665222256597 and 76665222256606.

It is not an unprimeable number, because it can be changed into a prime (76665222256687) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25878059 + ... + 28688052.

It is an arithmetic number, because the mean of its divisors is an integer number (10454430530304).

Almost surely, 2^{76665222256667} is an apocalyptic number.

76665222256667 is a deficient number, since it is larger than the sum of its proper divisors (6970221985765).

76665222256667 is a wasteful number, since it uses less digits than its factorization.

76665222256667 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54693849.

The product of its digits is 914457600, while the sum is 68.

The spelling of 76665222256667 in words is "seventy-six trillion, six hundred sixty-five billion, two hundred twenty-two million, two hundred fifty-six thousand, six hundred sixty-seven".