73428482437 has 2 divisors, whose sum is σ = 73428482438. Its totient is φ = 73428482436.

The previous prime is 73428482401. The next prime is 73428482441.

73428482437 is nontrivially palindromic in base 10.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 53422925956 + 20005556481 = 231134^2 + 141441^2 .

It is a palprime.

It is a cyclic number.

It is not a de Polignac number, because 73428482437 - 2¹⁵ = 73428449669 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (73428452437) 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, 36714241218 + 36714241219.

It is an arithmetic number, because the mean of its divisors is an integer number (36714241219).

Almost surely, 2^73428482437 is an apocalyptic number.

It is an amenable number.

73428482437 is a deficient number, since it is larger than the sum of its proper divisors (1).

73428482437 is an equidigital number, since it uses as much as digits as its factorization.

73428482437 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 7225344, while the sum is 52.

The spelling of 73428482437 in words is "seventy-three billion, four hundred twenty-eight million, four hundred eighty-two thousand, four hundred thirty-seven".