3856675877 has 2 divisors, whose sum is σ = 3856675878. Its totient is φ = 3856675876.

The previous prime is 3856675873. The next prime is 3856675943. The reversal of 3856675877 is 7785766583.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3057426436 + 799249441 = 55294^2 + 28271^2 .

It is a cyclic number.

It is not a de Polignac number, because 3856675877 - 2² = 3856675873 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3856675873) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1928337938 + 1928337939.

It is an arithmetic number, because the mean of its divisors is an integer number (1928337939).

Almost surely, 2^3856675877 is an apocalyptic number.

It is an amenable number.

3856675877 is a deficient number, since it is larger than the sum of its proper divisors (1).

3856675877 is an equidigital number, since it uses as much as digits as its factorization.

3856675877 is an evil number, because the sum of its binary digits is even.

The product of its digits is 59270400, while the sum is 62.

The square root of 3856675877 is about 62102.1406796899. The cubic root of 3856675877 is about 1568.2105834253.

The spelling of 3856675877 in words is "three billion, eight hundred fifty-six million, six hundred seventy-five thousand, eight hundred seventy-seven".