47247354619 has 2 divisors, whose sum is σ = 47247354620. Its totient is φ = 47247354618.

The previous prime is 47247354611. The next prime is 47247354673. The reversal of 47247354619 is 91645374274.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 47247354619 - 2³ = 47247354611 is a prime.

It is a super-2 number, since 2×47247354619² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (47247354611) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23623677309 + 23623677310.

It is an arithmetic number, because the mean of its divisors is an integer number (23623677310).

Almost surely, 2^47247354619 is an apocalyptic number.

47247354619 is a deficient number, since it is larger than the sum of its proper divisors (1).

47247354619 is an equidigital number, since it uses as much as digits as its factorization.

47247354619 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5080320, while the sum is 52.

The spelling of 47247354619 in words is "forty-seven billion, two hundred forty-seven million, three hundred fifty-four thousand, six hundred nineteen".