3867774322320 has 480 divisors, whose sum is σ = 13315337013888. Its totient is φ = 1005868081152.

The previous prime is 3867774322301. The next prime is 3867774322331. The reversal of 3867774322320 is 232234777683.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 3879412062 + ... + 3879413058.

Almost surely, 2^{3867774322320} is an apocalyptic number.

3867774322320 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3867774322320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6657668506944).

3867774322320 is an abundant number, since it is smaller than the sum of its proper divisors (9447562691568).

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

3867774322320 is a wasteful number, since it uses less digits than its factorization.

3867774322320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1807 (or 1798 counting only the distinct ones).

The product of its (nonzero) digits is 14224896, while the sum is 54.

The spelling of 3867774322320 in words is "three trillion, eight hundred sixty-seven billion, seven hundred seventy-four million, three hundred twenty-two thousand, three hundred twenty".