82464646428 has 48 divisors (see below), whose sum is σ = 214265187360. Its totient is φ = 27428049792.

The previous prime is 82464646417. The next prime is 82464646457.

82464646428 is a `hidden beast` number, since 82 + 46 + 46 + 464 + 28 = 666.

82464646428 is nontrivially palindromic in base 10.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 786051 + ... + 884762.

It is an arithmetic number, because the mean of its divisors is an integer number (4463858070).

Almost surely, 2^82464646428 is an apocalyptic number.

It is an amenable number.

82464646428 is an abundant number, since it is smaller than the sum of its proper divisors (131800540932).

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

82464646428 is a wasteful number, since it uses less digits than its factorization.

82464646428 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1671283 (or 1671275 counting only the distinct ones).

The product of its digits is 14155776, while the sum is 54.

The spelling of 82464646428 in words is "eighty-two billion, four hundred sixty-four million, six hundred forty-six thousand, four hundred twenty-eight".