738338220563 has 4 divisors (see below), whose sum is σ = 739218243120. Its totient is φ = 737458198008.

The previous prime is 738338220559. The next prime is 738338220577. The reversal of 738338220563 is 365022833837.

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 738338220563 - 2² = 738338220559 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (738338220463) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 440010020 + ... + 440011697.

It is an arithmetic number, because the mean of its divisors is an integer number (184804560780).

Almost surely, 2^738338220563 is an apocalyptic number.

738338220563 is a deficient number, since it is larger than the sum of its proper divisors (880022557).

738338220563 is an equidigital number, since it uses as much as digits as its factorization.

738338220563 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 880022556.

The product of its (nonzero) digits is 4354560, while the sum is 50.

The spelling of 738338220563 in words is "seven hundred thirty-eight billion, three hundred thirty-eight million, two hundred twenty thousand, five hundred sixty-three".