78583256004 has 24 divisors (see below), whose sum is σ = 200030106528. Its totient is φ = 23813107840.

The previous prime is 78583255991. The next prime is 78583256051. The reversal of 78583256004 is 40065238587.

It is an unprimeable number.

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, 297663717 + ... + 297663980.

It is an arithmetic number, because the mean of its divisors is an integer number (8334587772).

Almost surely, 2^78583256004 is an apocalyptic number.

It is an amenable number.

78583256004 is an abundant number, since it is smaller than the sum of its proper divisors (121446850524).

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

78583256004 is a wasteful number, since it uses less digits than its factorization.

78583256004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 595327715 (or 595327713 counting only the distinct ones).

The product of its (nonzero) digits is 1612800, while the sum is 48.

The spelling of 78583256004 in words is "seventy-eight billion, five hundred eighty-three million, two hundred fifty-six thousand, four".