47179191739643 has 2 divisors, whose sum is σ = 47179191739644. Its totient is φ = 47179191739642.

The previous prime is 47179191739613. The next prime is 47179191739663. The reversal of 47179191739643 is 34693719197174.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 47179191739643 - 2²² = 47179187545339 is a prime.

It is a super-2 number, since 2×47179191739643² (a number of 28 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (47179191739613) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23589595869821 + 23589595869822.

It is an arithmetic number, because the mean of its divisors is an integer number (23589595869822).

Almost surely, 2^{47179191739643} is an apocalyptic number.

47179191739643 is a deficient number, since it is larger than the sum of its proper divisors (1).

47179191739643 is an equidigital number, since it uses as much as digits as its factorization.

47179191739643 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 216040608, while the sum is 71.

The spelling of 47179191739643 in words is "forty-seven trillion, one hundred seventy-nine billion, one hundred ninety-one million, seven hundred thirty-nine thousand, six hundred forty-three".