3876848639 has 2 divisors, whose sum is σ = 3876848640. Its totient is φ = 3876848638.

The previous prime is 3876848617. The next prime is 3876848663. The reversal of 3876848639 is 9368486783.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3876848639 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3876848039) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1938424319 + 1938424320.

It is an arithmetic number, because the mean of its divisors is an integer number (1938424320).

Almost surely, 2^3876848639 is an apocalyptic number.

3876848639 is a deficient number, since it is larger than the sum of its proper divisors (1).

3876848639 is an equidigital number, since it uses as much as digits as its factorization.

3876848639 is an evil number, because the sum of its binary digits is even.

The product of its digits is 41803776, while the sum is 62.

The square root of 3876848639 is about 62264.3448451841. The cubic root of 3876848639 is about 1570.9400619180.

The spelling of 3876848639 in words is "three billion, eight hundred seventy-six million, eight hundred forty-eight thousand, six hundred thirty-nine".