82424430475774 has 32 divisors (see below), whose sum is σ = 125957999332800. Its totient is φ = 40441657943040.

The previous prime is 82424430475771. The next prime is 82424430475813. The reversal of 82424430475774 is 47757403442428.

It is a Harshad number since it is a multiple of its sum of digits (61).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (82424430475771) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 164744607 + ... + 165244165.

It is an arithmetic number, because the mean of its divisors is an integer number (3936187479150).

Almost surely, 2^{82424430475774} is an apocalyptic number.

82424430475774 is a deficient number, since it is larger than the sum of its proper divisors (43533568857026).

82424430475774 is a wasteful number, since it uses less digits than its factorization.

82424430475774 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 502788.

The product of its (nonzero) digits is 168591360, while the sum is 61.

The spelling of 82424430475774 in words is "eighty-two trillion, four hundred twenty-four billion, four hundred thirty million, four hundred seventy-five thousand, seven hundred seventy-four".