103666315645 has 16 divisors (see below), whose sum is σ = 129821616000. Its totient is φ = 79319103424.

The previous prime is 103666315619. The next prime is 103666315717. The reversal of 103666315645 is 546513666301.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 103666315645 - 2³³ = 95076381053 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 103666315595 and 103666315604.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1227231 + ... + 1308979.

It is an arithmetic number, because the mean of its divisors is an integer number (8113851000).

Almost surely, 2^103666315645 is an apocalyptic number.

It is an amenable number.

103666315645 is a deficient number, since it is larger than the sum of its proper divisors (26155300355).

103666315645 is a wasteful number, since it uses less digits than its factorization.

103666315645 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 92804.

The product of its (nonzero) digits is 1166400, while the sum is 46.

The spelling of 103666315645 in words is "one hundred three billion, six hundred sixty-six million, three hundred fifteen thousand, six hundred forty-five".