10166985376 has 12 divisors (see below), whose sum is σ = 20016252522. Its totient is φ = 5083492672.

The previous prime is 10166985359. The next prime is 10166985377. The reversal of 10166985376 is 67358966101.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 5361168400 + 4805816976 = 73220^2 + 69324^2 .

It is a super-2 number, since 2×10166985376² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (10166985377) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 158859115 + ... + 158859178.

Almost surely, 2^10166985376 is an apocalyptic number.

10166985376 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

10166985376 is a deficient number, since it is larger than the sum of its proper divisors (9849267146).

10166985376 is an equidigital number, since it uses as much as digits as its factorization.

10166985376 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 317718303 (or 317718295 counting only the distinct ones).

The product of its (nonzero) digits is 1632960, while the sum is 52.

The spelling of 10166985376 in words is "ten billion, one hundred sixty-six million, nine hundred eighty-five thousand, three hundred seventy-six".