3867480665280 has 140 divisors (see below), whose sum is σ = 13757309208720. Its totient is φ = 1031328170496.

The previous prime is 3867480665231. The next prime is 3867480665281. The reversal of 3867480665280 is 825660847683.

3867480665280 is a `hidden beast` number, since 3 + 8 + 6 + 7 + 48 + 0 + 66 + 528 + 0 = 666.

It is not an unprimeable number, because it can be changed into a prime (3867480665281) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 74578260 + ... + 74630099.

It is an arithmetic number, because the mean of its divisors is an integer number (98266494348).

Almost surely, 2^{3867480665280} is an apocalyptic number.

3867480665280 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

3867480665280 is an abundant number, since it is smaller than the sum of its proper divisors (9889828543440).

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

3867480665280 is a wasteful number, since it uses less digits than its factorization.

3867480665280 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 149208388 (or 149208369 counting only the distinct ones).

The product of its (nonzero) digits is 92897280, while the sum is 63.

The spelling of 3867480665280 in words is "three trillion, eight hundred sixty-seven billion, four hundred eighty million, six hundred sixty-five thousand, two hundred eighty".