3866338763000 has 128 divisors (see below), whose sum is σ = 10470578227200. Its totient is φ = 1308821904000.

The previous prime is 3866338762987. The next prime is 3866338763009. The reversal of 3866338763000 is 3678336683.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3866338763009) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2942786 + ... + 4048785.

It is an arithmetic number, because the mean of its divisors is an integer number (81801392400).

Almost surely, 2^{3866338763000} is an apocalyptic number.

It is an amenable number.

3866338763000 is an abundant number, since it is smaller than the sum of its proper divisors (6604239464200).

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

3866338763000 is a wasteful number, since it uses less digits than its factorization.

3866338763000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6991678 (or 6991664 counting only the distinct ones).

The product of its (nonzero) digits is 7838208, while the sum is 53.

The spelling of 3866338763000 in words is "three trillion, eight hundred sixty-six billion, three hundred thirty-eight million, seven hundred sixty-three thousand".