385282766826 has 24 divisors (see below), whose sum is σ = 834791892480. Its totient is φ = 128425655976.

The previous prime is 385282766807. The next prime is 385282766837. The reversal of 385282766826 is 628667282583.

385282766826 is a `hidden beast` number, since 3 + 8 + 528 + 27 + 6 + 6 + 82 + 6 = 666.

It is a super-2 number, since 2×385282766826² (a number of 24 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1572055 + ... + 1800533.

It is an arithmetic number, because the mean of its divisors is an integer number (34782995520).

Almost surely, 2^385282766826 is an apocalyptic number.

385282766826 is an abundant number, since it is smaller than the sum of its proper divisors (449509125654).

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

385282766826 is a wasteful number, since it uses less digits than its factorization.

385282766826 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 322170 (or 322167 counting only the distinct ones).

The product of its digits is 92897280, while the sum is 63.

The spelling of 385282766826 in words is "three hundred eighty-five billion, two hundred eighty-two million, seven hundred sixty-six thousand, eight hundred twenty-six".