103984366646 has 16 divisors (see below), whose sum is σ = 159166761264. Its totient is φ = 50931832224.

The previous prime is 103984366643. The next prime is 103984366649. The reversal of 103984366646 is 646663489301.

It is an interprime number because it is at equal distance from previous prime (103984366643) and next prime (103984366649).

It is a junction number, because it is equal to n+sod(n) for n = 103984366591 and 103984366600.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (103984366643) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 694661 + ... + 830976.

It is an arithmetic number, because the mean of its divisors is an integer number (9947922579).

Almost surely, 2^103984366646 is an apocalyptic number.

103984366646 is a deficient number, since it is larger than the sum of its proper divisors (55182394618).

103984366646 is a wasteful number, since it uses less digits than its factorization.

103984366646 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1526335.

The product of its (nonzero) digits is 13436928, while the sum is 56.

The spelling of 103984366646 in words is "one hundred three billion, nine hundred eighty-four million, three hundred sixty-six thousand, six hundred forty-six".