4638769063 has 4 divisors (see below), whose sum is σ = 4641346528. Its totient is φ = 4636191600.

The previous prime is 4638769061. The next prime is 4638769067. The reversal of 4638769063 is 3609678364.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 4638769063 - 2¹ = 4638769061 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 4638769063.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4638769061) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1286031 + ... + 1289632.

It is an arithmetic number, because the mean of its divisors is an integer number (1160336632).

Almost surely, 2^4638769063 is an apocalyptic number.

4638769063 is a deficient number, since it is larger than the sum of its proper divisors (2577465).

4638769063 is a wasteful number, since it uses less digits than its factorization.

4638769063 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2577464.

The product of its (nonzero) digits is 3919104, while the sum is 52.

The square root of 4638769063 is about 68108.5094756889. The cubic root of 4638769063 is about 1667.7626777689.

The spelling of 4638769063 in words is "four billion, six hundred thirty-eight million, seven hundred sixty-nine thousand, sixty-three".