9929437589047 has 2 divisors, whose sum is σ = 9929437589048. Its totient is φ = 9929437589046.

The previous prime is 9929437589041. The next prime is 9929437589119. The reversal of 9929437589047 is 7409857349299.

It is a happy number.

9929437589047 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-9929437589047 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (9929437589041) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4964718794523 + 4964718794524.

It is an arithmetic number, because the mean of its divisors is an integer number (4964718794524).

Almost surely, 2^{9929437589047} is an apocalyptic number.

9929437589047 is a deficient number, since it is larger than the sum of its proper divisors (1).

9929437589047 is an equidigital number, since it uses as much as digits as its factorization.

9929437589047 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1234517760, while the sum is 76.

The spelling of 9929437589047 in words is "nine trillion, nine hundred twenty-nine billion, four hundred thirty-seven million, five hundred eighty-nine thousand, forty-seven".