82645203083456 has 56 divisors (see below), whose sum is σ = 176617078535520. Its totient is φ = 38143358871552.

The previous prime is 82645203083453. The next prime is 82645203083459. The reversal of 82645203083456 is 65438030254628.

It is an interprime number because it is at equal distance from previous prime (82645203083453) and next prime (82645203083459).

It is not an unprimeable number, because it can be changed into a prime (82645203083453) 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, 56500325 + ... + 57944603.

It is an arithmetic number, because the mean of its divisors is an integer number (3153876402420).

Almost surely, 2^{82645203083456} is an apocalyptic number.

It is an amenable number.

82645203083456 is an abundant number, since it is smaller than the sum of its proper divisors (93971875452064).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

82645203083456 is a wasteful number, since it uses less digits than its factorization.

82645203083456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1513081 (or 1513071 counting only the distinct ones).

The product of its (nonzero) digits is 33177600, while the sum is 56.

The spelling of 82645203083456 in words is "eighty-two trillion, six hundred forty-five billion, two hundred three million, eighty-three thousand, four hundred fifty-six".