47916034391 has 2 divisors, whose sum is σ = 47916034392. Its totient is φ = 47916034390.

The previous prime is 47916034367. The next prime is 47916034423. The reversal of 47916034391 is 19343061974.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-47916034391 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (47916034091) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23958017195 + 23958017196.

It is an arithmetic number, because the mean of its divisors is an integer number (23958017196).

Almost surely, 2^47916034391 is an apocalyptic number.

47916034391 is a deficient number, since it is larger than the sum of its proper divisors (1).

47916034391 is an equidigital number, since it uses as much as digits as its factorization.

47916034391 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 489888, while the sum is 47.

The spelling of 47916034391 in words is "forty-seven billion, nine hundred sixteen million, thirty-four thousand, three hundred ninety-one".