3989618696277 has 24 divisors (see below), whose sum is σ = 6068134956000. Its totient is φ = 2518908448608.

The previous prime is 3989618696251. The next prime is 3989618696309. The reversal of 3989618696277 is 7726968169893.

3989618696277 is a `hidden beast` number, since 3 + 9 + 89 + 6 + 186 + 96 + 277 = 666.

It is not a de Polignac number, because 3989618696277 - 2¹² = 3989618692181 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 3989618696196 and 3989618696205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3989618696377) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3430402 + ... + 4443747.

It is an arithmetic number, because the mean of its divisors is an integer number (252838956500).

Almost surely, 2^{3989618696277} is an apocalyptic number.

It is an amenable number.

3989618696277 is a deficient number, since it is larger than the sum of its proper divisors (2078516259723).

3989618696277 is a wasteful number, since it uses less digits than its factorization.

3989618696277 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7877137 (or 7877134 counting only the distinct ones).

The product of its digits is 2962842624, while the sum is 81.

The spelling of 3989618696277 in words is "three trillion, nine hundred eighty-nine billion, six hundred eighteen million, six hundred ninety-six thousand, two hundred seventy-seven".