78039741000 has 512 divisors, whose sum is σ = 286669393920. Its totient is φ = 17491968000.

The previous prime is 78039740981. The next prime is 78039741011. The reversal of 78039741000 is 14793087.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a self number, because there is not a number n which added to its sum of digits gives 78039741000.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 20551102 + ... + 20554898.

It is an arithmetic number, because the mean of its divisors is an integer number (559901160).

Almost surely, 2^78039741000 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 78039741000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (143334696960).

78039741000 is an abundant number, since it is smaller than the sum of its proper divisors (208629652920).

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

78039741000 is a wasteful number, since it uses less digits than its factorization.

78039741000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3882 (or 3868 counting only the distinct ones).

The product of its (nonzero) digits is 42336, while the sum is 39.

The spelling of 78039741000 in words is "seventy-eight billion, thirty-nine million, seven hundred forty-one thousand".