63065840563 has 16 divisors (see below), whose sum is σ = 69882111072. Its totient is φ = 56436640000.

The previous prime is 63065840557. The next prime is 63065840567. The reversal of 63065840563 is 36504856036.

It is a cyclic number.

It is not a de Polignac number, because 63065840563 - 2⁵ = 63065840531 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (63065840567) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 28143 + ... + 356263.

It is an arithmetic number, because the mean of its divisors is an integer number (4367631942).

Almost surely, 2^63065840563 is an apocalyptic number.

63065840563 is a deficient number, since it is larger than the sum of its proper divisors (6816270509).

63065840563 is a wasteful number, since it uses less digits than its factorization.

63065840563 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 328406.

The product of its (nonzero) digits is 1555200, while the sum is 46.

The spelling of 63065840563 in words is "sixty-three billion, sixty-five million, eight hundred forty thousand, five hundred sixty-three".