3868921862910 has 128 divisors (see below), whose sum is σ = 11212684560000. Its totient is φ = 943612747776.

The previous prime is 3868921862879. The next prime is 3868921862921. The reversal of 3868921862910 is 192681298683.

3868921862910 is a `hidden beast` number, since 3 + 86 + 8 + 92 + 186 + 291 + 0 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 4673635 + ... + 5438814.

It is an arithmetic number, because the mean of its divisors is an integer number (87599098125).

Almost surely, 2^{3868921862910} is an apocalyptic number.

3868921862910 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

3868921862910 is an abundant number, since it is smaller than the sum of its proper divisors (7343762697090).

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

3868921862910 is a wasteful number, since it uses less digits than its factorization.

3868921862910 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10112587 (or 10112581 counting only the distinct ones).

The product of its (nonzero) digits is 17915904, while the sum is 63.

The spelling of 3868921862910 in words is "three trillion, eight hundred sixty-eight billion, nine hundred twenty-one million, eight hundred sixty-two thousand, nine hundred ten".