73528783919 has 2 divisors, whose sum is σ = 73528783920. Its totient is φ = 73528783918.

The previous prime is 73528783883. The next prime is 73528783921. The reversal of 73528783919 is 91938782537.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 73528783919 - 2²⁰ = 73527735343 is a prime.

It is a super-2 number, since 2×73528783919² (a number of 23 digits) contains 22 as substring.

Together with 73528783921, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (73528783949) 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, 36764391959 + 36764391960.

It is an arithmetic number, because the mean of its divisors is an integer number (36764391960).

Almost surely, 2^73528783919 is an apocalyptic number.

73528783919 is a deficient number, since it is larger than the sum of its proper divisors (1).

73528783919 is an equidigital number, since it uses as much as digits as its factorization.

73528783919 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 22861440, while the sum is 62.

The spelling of 73528783919 in words is "seventy-three billion, five hundred twenty-eight million, seven hundred eighty-three thousand, nine hundred nineteen".