47205229919 has 2 divisors, whose sum is σ = 47205229920. Its totient is φ = 47205229918.

The previous prime is 47205229913. The next prime is 47205229931. The reversal of 47205229919 is 91992250274.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-47205229919 is a prime.

It is a super-2 number, since 2×47205229919² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (47205229913) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23602614959 + 23602614960.

It is an arithmetic number, because the mean of its divisors is an integer number (23602614960).

Almost surely, 2^47205229919 is an apocalyptic number.

47205229919 is a deficient number, since it is larger than the sum of its proper divisors (1).

47205229919 is an equidigital number, since it uses as much as digits as its factorization.

47205229919 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 816480, while the sum is 50.

The spelling of 47205229919 in words is "forty-seven billion, two hundred five million, two hundred twenty-nine thousand, nine hundred nineteen".