47753330561 has 4 divisors (see below), whose sum is σ = 48654336852. Its totient is φ = 46852324272.

The previous prime is 47753330551. The next prime is 47753330587. The reversal of 47753330561 is 16503335774.

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 41176120561 + 6577210000 = 202919^2 + 81100^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-47753330561 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (47753330551) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 450503066 + ... + 450503171.

It is an arithmetic number, because the mean of its divisors is an integer number (12163584213).

Almost surely, 2^47753330561 is an apocalyptic number.

It is an amenable number.

47753330561 is a deficient number, since it is larger than the sum of its proper divisors (901006291).

47753330561 is an equidigital number, since it uses as much as digits as its factorization.

47753330561 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 901006290.

The product of its (nonzero) digits is 793800, while the sum is 44.

The spelling of 47753330561 in words is "forty-seven billion, seven hundred fifty-three million, three hundred thirty thousand, five hundred sixty-one".