10661938382 has 16 divisors (see below), whose sum is σ = 16936759152. Its totient is φ = 5016466560.

The previous prime is 10661938361. The next prime is 10661938457. The reversal of 10661938382 is 28383916601.

It is a super-2 number, since 2×10661938382² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 182957 + ... + 234087.

It is an arithmetic number, because the mean of its divisors is an integer number (1058547447).

Almost surely, 2^10661938382 is an apocalyptic number.

10661938382 is a deficient number, since it is larger than the sum of its proper divisors (6274820770).

10661938382 is a wasteful number, since it uses less digits than its factorization.

10661938382 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57283.

The product of its (nonzero) digits is 373248, while the sum is 47.

The spelling of 10661938382 in words is "ten billion, six hundred sixty-one million, nine hundred thirty-eight thousand, three hundred eighty-two".