93013218073 has 4 divisors (see below), whose sum is σ = 98484583860. Its totient is φ = 87541852288.

The previous prime is 93013218047. The next prime is 93013218079. The reversal of 93013218073 is 37081231039.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 45136277209 + 47876940864 = 212453^2 + 218808^2 .

It is a cyclic number.

It is not a de Polignac number, because 93013218073 - 2²¹ = 93011120921 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (93013218079) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2735682868 + ... + 2735682901.

It is an arithmetic number, because the mean of its divisors is an integer number (24621145965).

Almost surely, 2^93013218073 is an apocalyptic number.

It is an amenable number.

93013218073 is a deficient number, since it is larger than the sum of its proper divisors (5471365787).

93013218073 is a wasteful number, since it uses less digits than its factorization.

93013218073 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5471365786.

The product of its (nonzero) digits is 27216, while the sum is 37.

The spelling of 93013218073 in words is "ninety-three billion, thirteen million, two hundred eighteen thousand, seventy-three".