47440249999 has 2 divisors, whose sum is σ = 47440250000. Its totient is φ = 47440249998.

The previous prime is 47440249943. The next prime is 47440250027. The reversal of 47440249999 is 99994204474.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-47440249999 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (47440249919) 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, 23720124999 + 23720125000.

It is an arithmetic number, because the mean of its divisors is an integer number (23720125000).

Almost surely, 2^47440249999 is an apocalyptic number.

47440249999 is a deficient number, since it is larger than the sum of its proper divisors (1).

47440249999 is an equidigital number, since it uses as much as digits as its factorization.

47440249999 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 23514624, while the sum is 61.

The spelling of 47440249999 in words is "forty-seven billion, four hundred forty million, two hundred forty-nine thousand, nine hundred ninety-nine".