4778518069563 has 32 divisors (see below), whose sum is σ = 7314936685056. Its totient is φ = 2718084027648.

The previous prime is 4778518069537. The next prime is 4778518069601. The reversal of 4778518069563 is 3659608158774.

It is not a de Polignac number, because 4778518069563 - 2¹⁰ = 4778518068539 is a prime.

It is a super-2 number, since 2×4778518069563² (a number of 26 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (4778518019563) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4820020 + ... + 5726222.

It is an arithmetic number, because the mean of its divisors is an integer number (228591771408).

Almost surely, 2^{4778518069563} is an apocalyptic number.

4778518069563 is a deficient number, since it is larger than the sum of its proper divisors (2536418615493).

4778518069563 is a wasteful number, since it uses less digits than its factorization.

4778518069563 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 907363.

The product of its (nonzero) digits is 304819200, while the sum is 69.

The spelling of 4778518069563 in words is "four trillion, seven hundred seventy-eight billion, five hundred eighteen million, sixty-nine thousand, five hundred sixty-three".