3887163454385 has 16 divisors (see below), whose sum is σ = 4704890572800. Its totient is φ = 3082904951616.

The previous prime is 3887163454367. The next prime is 3887163454403. The reversal of 3887163454385 is 5834543617883.

It is an interprime number because it is at equal distance from previous prime (3887163454367) and next prime (3887163454403).

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3887163454385 is a prime.

It is a super-2 number, since 2×3887163454385² (a number of 26 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1482950 + ... + 3158079.

It is an arithmetic number, because the mean of its divisors is an integer number (294055660800).

Almost surely, 2^{3887163454385} is an apocalyptic number.

It is an amenable number.

3887163454385 is a deficient number, since it is larger than the sum of its proper divisors (817727118415).

3887163454385 is a wasteful number, since it uses less digits than its factorization.

3887163454385 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4642480.

The product of its digits is 232243200, while the sum is 65.

The spelling of 3887163454385 in words is "three trillion, eight hundred eighty-seven billion, one hundred sixty-three million, four hundred fifty-four thousand, three hundred eighty-five".