89739828137 has 2 divisors, whose sum is σ = 89739828138. Its totient is φ = 89739828136.

The previous prime is 89739828127. The next prime is 89739828193. The reversal of 89739828137 is 73182893798.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 58962038041 + 30777790096 = 242821^2 + 175436^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-89739828137 is a prime.

It is not a weakly prime, because it can be changed into another prime (89739828107) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44869914068 + 44869914069.

It is an arithmetic number, because the mean of its divisors is an integer number (44869914069).

Almost surely, 2^89739828137 is an apocalyptic number.

It is an amenable number.

89739828137 is a deficient number, since it is larger than the sum of its proper divisors (1).

89739828137 is an equidigital number, since it uses as much as digits as its factorization.

89739828137 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 36578304, while the sum is 65.

The spelling of 89739828137 in words is "eighty-nine billion, seven hundred thirty-nine million, eight hundred twenty-eight thousand, one hundred thirty-seven".