84786323924 has 24 divisors (see below), whose sum is σ = 149562437640. Its totient is φ = 42055537536.

The previous prime is 84786323899. The next prime is 84786323927. The reversal of 84786323924 is 42932368748.

It can be written as a sum of positive squares in 4 ways, for example, as 11264001424 + 73522322500 = 106132^2 + 271150^2 .

It is a Smith number, since the sum of its digits (56) coincides with the sum of the digits of its prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 84786323924.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84786323927) 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 7 ways as a sum of consecutive naturals, for example, 86654 + ... + 420810.

It is an arithmetic number, because the mean of its divisors is an integer number (6231768235).

Almost surely, 2^84786323924 is an apocalyptic number.

It is an amenable number.

84786323924 is a deficient number, since it is larger than the sum of its proper divisors (64776113716).

84786323924 is a wasteful number, since it uses less digits than its factorization.

84786323924 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 334667 (or 334665 counting only the distinct ones).

The product of its digits is 13934592, while the sum is 56.

The spelling of 84786323924 in words is "eighty-four billion, seven hundred eighty-six million, three hundred twenty-three thousand, nine hundred twenty-four".