47982464437 has 2 divisors, whose sum is σ = 47982464438. Its totient is φ = 47982464436.

The previous prime is 47982464389. The next prime is 47982464449. The reversal of 47982464437 is 73446428974.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 47982464401 + 36 = 219049^2 + 6^2 .

It is a cyclic number.

It is not a de Polignac number, because 47982464437 - 2¹⁵ = 47982431669 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (47982461437) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23991232218 + 23991232219.

It is an arithmetic number, because the mean of its divisors is an integer number (23991232219).

Almost surely, 2^47982464437 is an apocalyptic number.

It is an amenable number.

47982464437 is a deficient number, since it is larger than the sum of its proper divisors (1).

47982464437 is an equidigital number, since it uses as much as digits as its factorization.

47982464437 is an evil number, because the sum of its binary digits is even.

The product of its digits is 32514048, while the sum is 58.

The spelling of 47982464437 in words is "forty-seven billion, nine hundred eighty-two million, four hundred sixty-four thousand, four hundred thirty-seven".