4223545056616 has 8 divisors (see below), whose sum is σ = 7919146981170. Its totient is φ = 2111772528304.

The previous prime is 4223545056607. The next prime is 4223545056659. The reversal of 4223545056616 is 6166505453224.

It can be written as a sum of positive squares in only one way, i.e., 4147780292100 + 75764764516 = 2036610^2 + 275254^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a self number, because there is not a number n which added to its sum of digits gives 4223545056616.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 263971566031 + ... + 263971566046.

Almost surely, 2^{4223545056616} is an apocalyptic number.

It is an amenable number.

4223545056616 is a deficient number, since it is larger than the sum of its proper divisors (3695601924554).

4223545056616 is a wasteful number, since it uses less digits than its factorization.

4223545056616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 527943132083 (or 527943132079 counting only the distinct ones).

The product of its (nonzero) digits is 5184000, while the sum is 49.

The spelling of 4223545056616 in words is "four trillion, two hundred twenty-three billion, five hundred forty-five million, fifty-six thousand, six hundred sixteen".