3867368646720 has 112 divisors (see below), whose sum is σ = 12279515200128. Its totient is φ = 1031246254080.

The previous prime is 3867368646719. The next prime is 3867368646721. The reversal of 3867368646720 is 276468637683.

It is an interprime number because it is at equal distance from previous prime (3867368646719) and next prime (3867368646721).

It is not an unprimeable number, because it can be changed into a prime (3867368646721) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 21266580 + ... + 21447660.

Almost surely, 2^{3867368646720} is an apocalyptic number.

3867368646720 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

3867368646720 is an abundant number, since it is smaller than the sum of its proper divisors (8412146553408).

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

3867368646720 is a wasteful number, since it uses less digits than its factorization.

3867368646720 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 203348 (or 203338 counting only the distinct ones).

The product of its (nonzero) digits is 292626432, while the sum is 66.

The spelling of 3867368646720 in words is "three trillion, eight hundred sixty-seven billion, three hundred sixty-eight million, six hundred forty-six thousand, seven hundred twenty".