93581505673 has 2 divisors, whose sum is σ = 93581505674. Its totient is φ = 93581505672.

The previous prime is 93581505653. The next prime is 93581505751. The reversal of 93581505673 is 37650518539.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 93445153344 + 136352329 = 305688^2 + 11677^2 .

It is a cyclic number.

It is not a de Polignac number, because 93581505673 - 2²¹ = 93579408521 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 93581505673.

It is not a weakly prime, because it can be changed into another prime (93581505653) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 46790752836 + 46790752837.

It is an arithmetic number, because the mean of its divisors is an integer number (46790752837).

Almost surely, 2^93581505673 is an apocalyptic number.

It is an amenable number.

93581505673 is a deficient number, since it is larger than the sum of its proper divisors (1).

93581505673 is an equidigital number, since it uses as much as digits as its factorization.

93581505673 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3402000, while the sum is 52.

The spelling of 93581505673 in words is "ninety-three billion, five hundred eighty-one million, five hundred five thousand, six hundred seventy-three".