47116211393 has 2 divisors, whose sum is σ = 47116211394. Its totient is φ = 47116211392.

The previous prime is 47116211377. The next prime is 47116211407. The reversal of 47116211393 is 39311261174.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 33711897664 + 13404313729 = 183608^2 + 115777^2 .

It is a cyclic number.

It is not a de Polignac number, because 47116211393 - 2⁴ = 47116211377 is a prime.

It is not a weakly prime, because it can be changed into another prime (47116211323) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23558105696 + 23558105697.

It is an arithmetic number, because the mean of its divisors is an integer number (23558105697).

Almost surely, 2^47116211393 is an apocalyptic number.

It is an amenable number.

47116211393 is a deficient number, since it is larger than the sum of its proper divisors (1).

47116211393 is an equidigital number, since it uses as much as digits as its factorization.

47116211393 is an evil number, because the sum of its binary digits is even.

The product of its digits is 27216, while the sum is 38.

The spelling of 47116211393 in words is "forty-seven billion, one hundred sixteen million, two hundred eleven thousand, three hundred ninety-three".