763967563 has 16 divisors (see below), whose sum is σ = 817827840. Its totient is φ = 711970336.

The previous prime is 763967537. The next prime is 763967569. The reversal of 763967563 is 365769367.

It is not a de Polignac number, because 763967563 - 2⁵ = 763967531 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 763967563.

It is not an unprimeable number, because it can be changed into a prime (763967569) 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, 256881 + ... + 259837.

It is an arithmetic number, because the mean of its divisors is an integer number (51114240).

Almost surely, 2^763967563 is an apocalyptic number.

763967563 is a deficient number, since it is larger than the sum of its proper divisors (53860277).

763967563 is a wasteful number, since it uses less digits than its factorization.

763967563 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3266.

The product of its digits is 4286520, while the sum is 52.

The square root of 763967563 is about 27639.9631512055. The cubic root of 763967563 is about 914.1658070394.

The spelling of 763967563 in words is "seven hundred sixty-three million, nine hundred sixty-seven thousand, five hundred sixty-three".