73706669941 has 2 divisors, whose sum is σ = 73706669942. Its totient is φ = 73706669940.

The previous prime is 73706669921. The next prime is 73706670047. The reversal of 73706669941 is 14996660737.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 73615085041 + 91584900 = 271321^2 + 9570^2 .

It is an emirp because it is prime and its reverse (14996660737) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-73706669941 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (73706669921) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36853334970 + 36853334971.

It is an arithmetic number, because the mean of its divisors is an integer number (36853334971).

Almost surely, 2^73706669941 is an apocalyptic number.

It is an amenable number.

73706669941 is a deficient number, since it is larger than the sum of its proper divisors (1).

73706669941 is an equidigital number, since it uses as much as digits as its factorization.

73706669941 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10287648, while the sum is 58.

The spelling of 73706669941 in words is "seventy-three billion, seven hundred six million, six hundred sixty-nine thousand, nine hundred forty-one".