447676742013566 has 128 divisors (see below), whose sum is σ = 773126145792000. Its totient is φ = 193738012116480.

The previous prime is 447676742013559. The next prime is 447676742013623. The reversal of 447676742013566 is 665310247676744.

It is a Smith number, since the sum of its digits (68) coincides with the sum of the digits of its prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 447676742013496 and 447676742013505.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 58147384385 + ... + 58147392083.

It is an arithmetic number, because the mean of its divisors is an integer number (6040048014000).

Almost surely, 2^{447676742013566} is an apocalyptic number.

447676742013566 is a deficient number, since it is larger than the sum of its proper divisors (325449403778434).

447676742013566 is a wasteful number, since it uses less digits than its factorization.

447676742013566 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10571 (or 10545 counting only the distinct ones).

The product of its (nonzero) digits is 853493760, while the sum is 68.

The spelling of 447676742013566 in words is "four hundred forty-seven trillion, six hundred seventy-six billion, seven hundred forty-two million, thirteen thousand, five hundred sixty-six".