82723360655 has 64 divisors (see below), whose sum is σ = 113614921728. Its totient is φ = 57386810880.

The previous prime is 82723360651. The next prime is 82723360667. The reversal of 82723360655 is 55606332728.

It is not a de Polignac number, because 82723360655 - 2² = 82723360651 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (82723360651) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 14466857 + ... + 14472573.

It is an arithmetic number, because the mean of its divisors is an integer number (1775233152).

Almost surely, 2^82723360655 is an apocalyptic number.

82723360655 is a deficient number, since it is larger than the sum of its proper divisors (30891561073).

82723360655 is a wasteful number, since it uses less digits than its factorization.

82723360655 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5976.

The product of its (nonzero) digits is 1814400, while the sum is 47.

The spelling of 82723360655 in words is "eighty-two billion, seven hundred twenty-three million, three hundred sixty thousand, six hundred fifty-five".