84827509004 has 12 divisors (see below), whose sum is σ = 169655018064. Its totient is φ = 36354646704.

The previous prime is 84827509001. The next prime is 84827509037. The reversal of 84827509004 is 40090572848.

It is a happy number.

84827509004 is an admirable number.

It is a self number, because there is not a number n which added to its sum of digits gives 84827509004.

It is not an unprimeable number, because it can be changed into a prime (84827509001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1514776919 + ... + 1514776974.

It is an arithmetic number, because the mean of its divisors is an integer number (14137918172).

Almost surely, 2^84827509004 is an apocalyptic number.

It is an amenable number.

84827509004 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

84827509004 is a wasteful number, since it uses less digits than its factorization.

84827509004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3029553904 (or 3029553902 counting only the distinct ones).

The product of its (nonzero) digits is 645120, while the sum is 47.

The spelling of 84827509004 in words is "eighty-four billion, eight hundred twenty-seven million, five hundred nine thousand, four".