66098115383 has 2 divisors, whose sum is σ = 66098115384. Its totient is φ = 66098115382.

The previous prime is 66098115379. The next prime is 66098115403. The reversal of 66098115383 is 38351189066.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 66098115383 - 2² = 66098115379 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (66098115373) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 33049057691 + 33049057692.

It is an arithmetic number, because the mean of its divisors is an integer number (33049057692).

Almost surely, 2^66098115383 is an apocalyptic number.

66098115383 is a deficient number, since it is larger than the sum of its proper divisors (1).

66098115383 is an equidigital number, since it uses as much as digits as its factorization.

66098115383 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 933120, while the sum is 50.

The spelling of 66098115383 in words is "sixty-six billion, ninety-eight million, one hundred fifteen thousand, three hundred eighty-three".