4078721362284 has 36 divisors (see below), whose sum is σ = 10310270759880. Its totient is φ = 1359551430720.

The previous prime is 4078721362279. The next prime is 4078721362297. The reversal of 4078721362284 is 4822631278704.

4078721362284 is a `hidden beast` number, since 4 + 0 + 7 + 8 + 7 + 2 + 1 + 3 + 622 + 8 + 4 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a self number, because there is not a number n which added to its sum of digits gives 4078721362284.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1365744 + ... + 3165864.

Almost surely, 2^{4078721362284} is an apocalyptic number.

It is an amenable number.

4078721362284 is an abundant number, since it is smaller than the sum of its proper divisors (6231549397596).

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

4078721362284 is a wasteful number, since it uses less digits than its factorization.

4078721362284 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1863070 (or 1863065 counting only the distinct ones).

The product of its (nonzero) digits is 7225344, while the sum is 54.

The spelling of 4078721362284 in words is "four trillion, seventy-eight billion, seven hundred twenty-one million, three hundred sixty-two thousand, two hundred eighty-four".