103666681780444 has 24 divisors (see below), whose sum is σ = 192162745308240. Its totient is φ = 48765404772096.

The previous prime is 103666681780349. The next prime is 103666681780463. The reversal of 103666681780444 is 444087186666301.

It is a super-2 number, since 2×103666681780444² (a number of 29 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, 295386867 + ... + 295737610.

It is an arithmetic number, because the mean of its divisors is an integer number (8006781054510).

Almost surely, 2^{103666681780444} is an apocalyptic number.

It is an amenable number.

103666681780444 is a deficient number, since it is larger than the sum of its proper divisors (88496063527796).

103666681780444 is a wasteful number, since it uses less digits than its factorization.

103666681780444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 591127077 (or 591127075 counting only the distinct ones).

The product of its (nonzero) digits is 111476736, while the sum is 64.

The spelling of 103666681780444 in words is "one hundred three trillion, six hundred sixty-six billion, six hundred eighty-one million, seven hundred eighty thousand, four hundred forty-four".