10343656646 has 16 divisors (see below), whose sum is σ = 16247707488. Its totient is φ = 4929355200.

The previous prime is 10343656637. The next prime is 10343656667. The reversal of 10343656646 is 64665634301.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 10343656597 and 10343656606.

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, 387185 + ... + 413036.

It is an arithmetic number, because the mean of its divisors is an integer number (1015481718).

Almost surely, 2^10343656646 is an apocalyptic number.

10343656646 is a deficient number, since it is larger than the sum of its proper divisors (5904050842).

10343656646 is a wasteful number, since it uses less digits than its factorization.

10343656646 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 800527.

The product of its (nonzero) digits is 933120, while the sum is 44.

The spelling of 10343656646 in words is "ten billion, three hundred forty-three million, six hundred fifty-six thousand, six hundred forty-six".