78063242384 has 10 divisors (see below), whose sum is σ = 151247532150. Its totient is φ = 39031621184.

The previous prime is 78063242359. The next prime is 78063242399. The reversal of 78063242384 is 48324236087.

It can be written as a sum of positive squares in only one way, i.e., 61766166784 + 16297075600 = 248528^2 + 127660^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2439476309 + ... + 2439476340.

It is an arithmetic number, because the mean of its divisors is an integer number (15124753215).

Almost surely, 2^78063242384 is an apocalyptic number.

It is an amenable number.

78063242384 is a deficient number, since it is larger than the sum of its proper divisors (73184289766).

78063242384 is a wasteful number, since it uses less digits than its factorization.

78063242384 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4878952657 (or 4878952651 counting only the distinct ones).

The product of its (nonzero) digits is 1548288, while the sum is 47.

The spelling of 78063242384 in words is "seventy-eight billion, sixty-three million, two hundred forty-two thousand, three hundred eighty-four".