47603685569 has 6 divisors (see below), whose sum is σ = 52324712370. Its totient is φ = 43276077680.

The previous prime is 47603685559. The next prime is 47603685581. The reversal of 47603685569 is 96558630674.

It can be written as a sum of positive squares in only one way, i.e., 42788991025 + 4814694544 = 206855^2 + 69388^2 .

It is a de Polignac number, because none of the positive numbers 2^k-47603685569 is a prime.

It is a super-2 number, since 2×47603685569² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (47603685559) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 196709324 + ... + 196709565.

It is an arithmetic number, because the mean of its divisors is an integer number (8720785395).

Almost surely, 2^47603685569 is an apocalyptic number.

It is an amenable number.

47603685569 is a deficient number, since it is larger than the sum of its proper divisors (4721026801).

47603685569 is a wasteful number, since it uses less digits than its factorization.

47603685569 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 393418911 (or 393418900 counting only the distinct ones).

The product of its (nonzero) digits is 32659200, while the sum is 59.

The spelling of 47603685569 in words is "forty-seven billion, six hundred three million, six hundred eighty-five thousand, five hundred sixty-nine".