84628455726446 has 16 divisors (see below), whose sum is σ = 126993527685504. Its totient is φ = 42297280563384.

The previous prime is 84628455726407. The next prime is 84628455726469. The reversal of 84628455726446 is 64462755482648.

It is a self number, because there is not a number n which added to its sum of digits gives 84628455726446.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 270912581 + ... + 271224783.

It is an arithmetic number, because the mean of its divisors is an integer number (7937095480344).

Almost surely, 2^{84628455726446} is an apocalyptic number.

84628455726446 is a deficient number, since it is larger than the sum of its proper divisors (42365071959058).

84628455726446 is a wasteful number, since it uses less digits than its factorization.

84628455726446 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 366055.

The product of its digits is 2477260800, while the sum is 71.

The spelling of 84628455726446 in words is "eighty-four trillion, six hundred twenty-eight billion, four hundred fifty-five million, seven hundred twenty-six thousand, four hundred forty-six".