381705348186652 has 12 divisors (see below), whose sum is σ = 763410696373360. Its totient is φ = 163588006365696.

The previous prime is 381705348186607. The next prime is 381705348186691. The reversal of 381705348186652 is 256681843507183.

381705348186652 is an admirable number.

It is a hoax number, since the sum of its digits (67) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6816166931877 + ... + 6816166931932.

Almost surely, 2^{381705348186652} is an apocalyptic number.

It is an amenable number.

381705348186652 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

381705348186652 is a wasteful number, since it uses less digits than its factorization.

381705348186652 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13632333863820 (or 13632333863818 counting only the distinct ones).

The product of its (nonzero) digits is 232243200, while the sum is 67.

The spelling of 381705348186652 in words is "three hundred eighty-one trillion, seven hundred five billion, three hundred forty-eight million, one hundred eighty-six thousand, six hundred fifty-two".