38682065835864 has 80 divisors (see below), whose sum is σ = 118195201186920. Its totient is φ = 11721838129920.

The previous prime is 38682065835841. The next prime is 38682065835871. The reversal of 38682065835864 is 46853856028683.

38682065835864 is a `hidden beast` number, since 3 + 8 + 6 + 8 + 206 + 5 + 8 + 358 + 64 = 666.

It is a super-3 number, since 3×38682065835864³ (a number of 42 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (72).

It is a junction number, because it is equal to n+sod(n) for n = 38682065835792 and 38682065835801.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 2713381329 + ... + 2713395584.

Almost surely, 2^{38682065835864} is an apocalyptic number.

It is an amenable number.

38682065835864 is an abundant number, since it is smaller than the sum of its proper divisors (79513135351056).

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

38682065835864 is a wasteful number, since it uses less digits than its factorization.

38682065835864 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5426776942 (or 5426776929 counting only the distinct ones).

The product of its (nonzero) digits is 1592524800, while the sum is 72.

The spelling of 38682065835864 in words is "thirty-eight trillion, six hundred eighty-two billion, sixty-five million, eight hundred thirty-five thousand, eight hundred sixty-four".