47982080345 has 4 divisors (see below), whose sum is σ = 57578496420. Its totient is φ = 38385664272.

The previous prime is 47982080339. The next prime is 47982080353. The reversal of 47982080345 is 54308028974.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 26566392064 + 21415688281 = 162992^2 + 146341^2 .

It is a cyclic number.

It is not a de Polignac number, because 47982080345 - 2¹² = 47982076249 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 47982080293 and 47982080302.

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, 4798208030 + ... + 4798208039.

It is an arithmetic number, because the mean of its divisors is an integer number (14394624105).

Almost surely, 2^47982080345 is an apocalyptic number.

It is an amenable number.

47982080345 is a deficient number, since it is larger than the sum of its proper divisors (9596416075).

47982080345 is an equidigital number, since it uses as much as digits as its factorization.

47982080345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9596416074.

The product of its (nonzero) digits is 1935360, while the sum is 50.

The spelling of 47982080345 in words is "forty-seven billion, nine hundred eighty-two million, eighty thousand, three hundred forty-five".