386533817660 has 96 divisors (see below), whose sum is σ = 873716336640. Its totient is φ = 143179826688.

The previous prime is 386533817651. The next prime is 386533817777. The reversal of 386533817660 is 66718335683.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 386533817596 and 386533817605.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 14685632 + ... + 14711928.

It is an arithmetic number, because the mean of its divisors is an integer number (9101211840).

Almost surely, 2^386533817660 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 386533817660, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (436858168320).

386533817660 is an abundant number, since it is smaller than the sum of its proper divisors (487182518980).

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

386533817660 is a wasteful number, since it uses less digits than its factorization.

386533817660 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27195 (or 27193 counting only the distinct ones).

The product of its (nonzero) digits is 13063680, while the sum is 56.

The spelling of 386533817660 in words is "three hundred eighty-six billion, five hundred thirty-three million, eight hundred seventeen thousand, six hundred sixty".