3868145061983 has 2 divisors, whose sum is σ = 3868145061984. Its totient is φ = 3868145061982.

The previous prime is 3868145061953. The next prime is 3868145062073. The reversal of 3868145061983 is 3891605418683.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 3868145061983 - 2²⁰ = 3868144013407 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3868145061943) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1934072530991 + 1934072530992.

It is an arithmetic number, because the mean of its divisors is an integer number (1934072530992).

Almost surely, 2^{3868145061983} is an apocalyptic number.

3868145061983 is a deficient number, since it is larger than the sum of its proper divisors (1).

3868145061983 is an equidigital number, since it uses as much as digits as its factorization.

3868145061983 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 29859840, while the sum is 62.

The spelling of 3868145061983 in words is "three trillion, eight hundred sixty-eight billion, one hundred forty-five million, sixty-one thousand, nine hundred eighty-three".