667103206344 has 32 divisors (see below), whose sum is σ = 1670288796000. Its totient is φ = 222030298112.

The previous prime is 667103206337. The next prime is 667103206361. The reversal of 667103206344 is 443602301766.

667103206344 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 667103206296 and 667103206305.

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, 21073689 + ... + 21105320.

It is an arithmetic number, because the mean of its divisors is an integer number (52196524875).

Almost surely, 2^667103206344 is an apocalyptic number.

It is an amenable number.

667103206344 is an abundant number, since it is smaller than the sum of its proper divisors (1003185589656).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

667103206344 is a wasteful number, since it uses less digits than its factorization.

667103206344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42179677 (or 42179673 counting only the distinct ones).

The product of its (nonzero) digits is 435456, while the sum is 42.

The spelling of 667103206344 in words is "six hundred sixty-seven billion, one hundred three million, two hundred six thousand, three hundred forty-four".