47821792937 has 2 divisors, whose sum is σ = 47821792938. Its totient is φ = 47821792936.

The previous prime is 47821792933. The next prime is 47821792943. The reversal of 47821792937 is 73929712874.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 31080279616 + 16741513321 = 176296^2 + 129389^2 .

It is a cyclic number.

It is not a de Polignac number, because 47821792937 - 2² = 47821792933 is a prime.

It is not a weakly prime, because it can be changed into another prime (47821792933) 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, 23910896468 + 23910896469.

It is an arithmetic number, because the mean of its divisors is an integer number (23910896469).

Almost surely, 2^47821792937 is an apocalyptic number.

It is an amenable number.

47821792937 is a deficient number, since it is larger than the sum of its proper divisors (1).

47821792937 is an equidigital number, since it uses as much as digits as its factorization.

47821792937 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 10668672, while the sum is 59.

The spelling of 47821792937 in words is "forty-seven billion, eight hundred twenty-one million, seven hundred ninety-two thousand, nine hundred thirty-seven".