73704196535491 has 2 divisors, whose sum is σ = 73704196535492. Its totient is φ = 73704196535490.

The previous prime is 73704196535461. The next prime is 73704196535521. The reversal of 73704196535491 is 19453569140737.

It is a balanced prime because it is at equal distance from previous prime (73704196535461) and next prime (73704196535521).

It is a cyclic number.

It is not a de Polignac number, because 73704196535491 - 2¹⁹ = 73704196011203 is a prime.

It is a super-2 number, since 2×73704196535491² (a number of 29 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (73704196535461) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36852098267745 + 36852098267746.

It is an arithmetic number, because the mean of its divisors is an integer number (36852098267746).

Almost surely, 2^{73704196535491} is an apocalyptic number.

73704196535491 is a deficient number, since it is larger than the sum of its proper divisors (1).

73704196535491 is an equidigital number, since it uses as much as digits as its factorization.

73704196535491 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 85730400, while the sum is 64.

The spelling of 73704196535491 in words is "seventy-three trillion, seven hundred four billion, one hundred ninety-six million, five hundred thirty-five thousand, four hundred ninety-one".