47646616201 has 2 divisors, whose sum is σ = 47646616202. Its totient is φ = 47646616200.

The previous prime is 47646616111. The next prime is 47646616321. The reversal of 47646616201 is 10261664674.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 29225612025 + 18421004176 = 170955^2 + 135724^2 .

It is a cyclic number.

It is not a de Polignac number, because 47646616201 - 2¹⁵ = 47646583433 is a prime.

It is not a weakly prime, because it can be changed into another prime (47646614201) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23823308100 + 23823308101.

It is an arithmetic number, because the mean of its divisors is an integer number (23823308101).

Almost surely, 2^47646616201 is an apocalyptic number.

It is an amenable number.

47646616201 is a deficient number, since it is larger than the sum of its proper divisors (1).

47646616201 is an equidigital number, since it uses as much as digits as its factorization.

47646616201 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 290304, while the sum is 43.

The spelling of 47646616201 in words is "forty-seven billion, six hundred forty-six million, six hundred sixteen thousand, two hundred one".