78002523982 has 8 divisors (see below), whose sum is σ = 117035652096. Its totient is φ = 38990639952.

The previous prime is 78002523953. The next prime is 78002523983. The reversal of 78002523982 is 28932520087.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (78002523983) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5301838 + ... + 5316529.

It is an arithmetic number, because the mean of its divisors is an integer number (14629456512).

Almost surely, 2^78002523982 is an apocalyptic number.

78002523982 is a deficient number, since it is larger than the sum of its proper divisors (39033128114).

78002523982 is a wasteful number, since it uses less digits than its factorization.

78002523982 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10622042.

The product of its (nonzero) digits is 483840, while the sum is 46.

The spelling of 78002523982 in words is "seventy-eight billion, two million, five hundred twenty-three thousand, nine hundred eighty-two".