3855821714968 has 8 divisors (see below), whose sum is σ = 7229665715580. Its totient is φ = 1927910857480.

The previous prime is 3855821714929. The next prime is 3855821715001. The reversal of 3855821714968 is 8694171285583.

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×3855821714968² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 240988857178 + ... + 240988857193.

Almost surely, 2^{3855821714968} is an apocalyptic number.

It is an amenable number.

3855821714968 is a deficient number, since it is larger than the sum of its proper divisors (3373844000612).

3855821714968 is a wasteful number, since it uses less digits than its factorization.

3855821714968 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 481977714377 (or 481977714373 counting only the distinct ones).

The product of its digits is 116121600, while the sum is 67.

The spelling of 3855821714968 in words is "three trillion, eight hundred fifty-five billion, eight hundred twenty-one million, seven hundred fourteen thousand, nine hundred sixty-eight".