47573644219 has 2 divisors, whose sum is σ = 47573644220. Its totient is φ = 47573644218.

The previous prime is 47573644193. The next prime is 47573644249. The reversal of 47573644219 is 91244637574.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 47573644219 - 2⁷ = 47573644091 is a prime.

It is a super-2 number, since 2×47573644219² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (47573644249) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23786822109 + 23786822110.

It is an arithmetic number, because the mean of its divisors is an integer number (23786822110).

Almost surely, 2^47573644219 is an apocalyptic number.

47573644219 is a deficient number, since it is larger than the sum of its proper divisors (1).

47573644219 is an equidigital number, since it uses as much as digits as its factorization.

47573644219 is an evil number, because the sum of its binary digits is even.

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

The spelling of 47573644219 in words is "forty-seven billion, five hundred seventy-three million, six hundred forty-four thousand, two hundred nineteen".