73594644881 has 2 divisors, whose sum is σ = 73594644882. Its totient is φ = 73594644880.

The previous prime is 73594644847. The next prime is 73594644901. The reversal of 73594644881 is 18844649537.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 46519587856 + 27075057025 = 215684^2 + 164545^2 .

It is a cyclic number.

It is not a de Polignac number, because 73594644881 - 2³⁰ = 72520903057 is a prime.

It is a super-2 number, since 2×73594644881² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 73594644881.

It is not a weakly prime, because it can be changed into another prime (73594641881) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36797322440 + 36797322441.

It is an arithmetic number, because the mean of its divisors is an integer number (36797322441).

Almost surely, 2^73594644881 is an apocalyptic number.

It is an amenable number.

73594644881 is a deficient number, since it is larger than the sum of its proper divisors (1).

73594644881 is an equidigital number, since it uses as much as digits as its factorization.

73594644881 is an evil number, because the sum of its binary digits is even.

The product of its digits is 23224320, while the sum is 59.

The spelling of 73594644881 in words is "seventy-three billion, five hundred ninety-four million, six hundred forty-four thousand, eight hundred eighty-one".