47161699213 has 2 divisors, whose sum is σ = 47161699214. Its totient is φ = 47161699212.

The previous prime is 47161699199. The next prime is 47161699241. The reversal of 47161699213 is 31299616174.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 38634654249 + 8527044964 = 196557^2 + 92342^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-47161699213 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (47161699913) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23580849606 + 23580849607.

It is an arithmetic number, because the mean of its divisors is an integer number (23580849607).

Almost surely, 2^47161699213 is an apocalyptic number.

It is an amenable number.

47161699213 is a deficient number, since it is larger than the sum of its proper divisors (1).

47161699213 is an equidigital number, since it uses as much as digits as its factorization.

47161699213 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 489888, while the sum is 49.

The spelling of 47161699213 in words is "forty-seven billion, one hundred sixty-one million, six hundred ninety-nine thousand, two hundred thirteen".