3835640084677 has 2 divisors, whose sum is σ = 3835640084678. Its totient is φ = 3835640084676.

The previous prime is 3835640084671. The next prime is 3835640084681. The reversal of 3835640084677 is 7764800465383.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3801618651076 + 34021433601 = 1949774^2 + 184449^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3835640084677 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3835640084671) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1917820042338 + 1917820042339.

It is an arithmetic number, because the mean of its divisors is an integer number (1917820042339).

Almost surely, 2^{3835640084677} is an apocalyptic number.

It is an amenable number.

3835640084677 is a deficient number, since it is larger than the sum of its proper divisors (1).

3835640084677 is an equidigital number, since it uses as much as digits as its factorization.

3835640084677 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 81285120, while the sum is 61.

The spelling of 3835640084677 in words is "three trillion, eight hundred thirty-five billion, six hundred forty million, eighty-four thousand, six hundred seventy-seven".