82665464400455 has 8 divisors (see below), whose sum is σ = 99221148643104. Its totient is φ = 66117310612000.

The previous prime is 82665464400437. The next prime is 82665464400457. The reversal of 82665464400455 is 55400446456628.

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

It is not a de Polignac number, because 82665464400455 - 2⁶ = 82665464400391 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 82665464400394 and 82665464400403.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (82665464400457) 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, 1882589396 + ... + 1882633305.

It is an arithmetic number, because the mean of its divisors is an integer number (12402643580388).

Almost surely, 2^{82665464400455} is an apocalyptic number.

82665464400455 is a deficient number, since it is larger than the sum of its proper divisors (16555684242649).

82665464400455 is a wasteful number, since it uses less digits than its factorization.

82665464400455 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3765227097.

The product of its (nonzero) digits is 110592000, while the sum is 59.

The spelling of 82665464400455 in words is "eighty-two trillion, six hundred sixty-five billion, four hundred sixty-four million, four hundred thousand, four hundred fifty-five".