47319780678928 has 20 divisors (see below), whose sum is σ = 91682807890140. Its totient is φ = 23659701223424.

The previous prime is 47319780678913. The next prime is 47319780678943. The reversal of 47319780678928 is 82987608791374.

It is an interprime number because it is at equal distance from previous prime (47319780678913) and next prime (47319780678943).

It can be written as a sum of positive squares in 2 ways, for example, as 28806105905424 + 18513674773504 = 5367132^2 + 4302752^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9744433 + ... + 13769296.

It is an arithmetic number, because the mean of its divisors is an integer number (4584140394507).

Almost surely, 2^{47319780678928} is an apocalyptic number.

It is an amenable number.

47319780678928 is a deficient number, since it is larger than the sum of its proper divisors (44363027211212).

47319780678928 is a wasteful number, since it uses less digits than its factorization.

47319780678928 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23639514 (or 23639508 counting only the distinct ones).

The product of its (nonzero) digits is 2048385024, while the sum is 79.

The spelling of 47319780678928 in words is "forty-seven trillion, three hundred nineteen billion, seven hundred eighty million, six hundred seventy-eight thousand, nine hundred twenty-eight".