47966616757 has 2 divisors, whose sum is σ = 47966616758. Its totient is φ = 47966616756.

The previous prime is 47966616683. The next prime is 47966616767. The reversal of 47966616757 is 75761666974.

47966616757 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 35628072516 + 12338544241 = 188754^2 + 111079^2 .

It is a cyclic number.

It is not a de Polignac number, because 47966616757 - 2¹⁹ = 47966092469 is a prime.

It is a super-2 number, since 2×47966616757² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (47966616767) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23983308378 + 23983308379.

It is an arithmetic number, because the mean of its divisors is an integer number (23983308379).

Almost surely, 2^47966616757 is an apocalyptic number.

It is an amenable number.

47966616757 is a deficient number, since it is larger than the sum of its proper divisors (1).

47966616757 is an equidigital number, since it uses as much as digits as its factorization.

47966616757 is an evil number, because the sum of its binary digits is even.

The product of its digits is 80015040, while the sum is 64.

The spelling of 47966616757 in words is "forty-seven billion, nine hundred sixty-six million, six hundred sixteen thousand, seven hundred fifty-seven".