3854661914988 has 36 divisors (see below), whose sum is σ = 9981380653608. Its totient is φ = 1253548589760.

The previous prime is 3854661914879. The next prime is 3854661914989. The reversal of 3854661914988 is 8894191664583.

3854661914988 is a `hidden beast` number, since 3 + 8 + 5 + 46 + 6 + 1 + 91 + 498 + 8 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is not an unprimeable number, because it can be changed into a prime (3854661914989) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1305778306 + ... + 1305781257.

Almost surely, 2^{3854661914988} is an apocalyptic number.

It is an amenable number.

3854661914988 is an abundant number, since it is smaller than the sum of its proper divisors (6126718738620).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3854661914988 is a wasteful number, since it uses less digits than its factorization.

3854661914988 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2611559614 (or 2611559609 counting only the distinct ones).

The product of its digits is 358318080, while the sum is 72.

The spelling of 3854661914988 in words is "three trillion, eight hundred fifty-four billion, six hundred sixty-one million, nine hundred fourteen thousand, nine hundred eighty-eight".