93961390361 has 2 divisors, whose sum is σ = 93961390362. Its totient is φ = 93961390360.

The previous prime is 93961390339. The next prime is 93961390417. The reversal of 93961390361 is 16309316939.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 88363507600 + 5597882761 = 297260^2 + 74819^2 .

It is a cyclic number.

It is not a de Polignac number, because 93961390361 - 2²² = 93957196057 is a prime.

It is not a weakly prime, because it can be changed into another prime (93961390561) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 46980695180 + 46980695181.

It is an arithmetic number, because the mean of its divisors is an integer number (46980695181).

Almost surely, 2^93961390361 is an apocalyptic number.

It is an amenable number.

93961390361 is a deficient number, since it is larger than the sum of its proper divisors (1).

93961390361 is an equidigital number, since it uses as much as digits as its factorization.

93961390361 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 708588, while the sum is 50.

The spelling of 93961390361 in words is "ninety-three billion, nine hundred sixty-one million, three hundred ninety thousand, three hundred sixty-one".