93160221386 has 4 divisors (see below), whose sum is σ = 139740332082. Its totient is φ = 46580110692.

The previous prime is 93160221359. The next prime is 93160221389. The reversal of 93160221386 is 68312206139.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 68312206139 = 17 ⋅4018365067.

It can be written as a sum of positive squares in only one way, i.e., 50978866225 + 42181355161 = 225785^2 + 205381^2 .

It is not an unprimeable number, because it can be changed into a prime (93160221389) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23290055345 + ... + 23290055348.

Almost surely, 2^93160221386 is an apocalyptic number.

93160221386 is a deficient number, since it is larger than the sum of its proper divisors (46580110696).

93160221386 is a wasteful number, since it uses less digits than its factorization.

93160221386 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46580110695.

The product of its (nonzero) digits is 93312, while the sum is 41.

The spelling of 93160221386 in words is "ninety-three billion, one hundred sixty million, two hundred twenty-one thousand, three hundred eighty-six".