641316579503 has 8 divisors (see below), whose sum is σ = 641856166272. Its totient is φ = 640777098456.

The previous prime is 641316579437. The next prime is 641316579539. The reversal of 641316579503 is 305975613146.

641316579503 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 641316579503 - 2¹⁴ = 641316563119 is a prime.

It is a super-2 number, since 2×641316579503² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (641316579583) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16147676 + ... + 16187342.

It is an arithmetic number, because the mean of its divisors is an integer number (80232020784).

Almost surely, 2^641316579503 is an apocalyptic number.

641316579503 is a deficient number, since it is larger than the sum of its proper divisors (539586769).

641316579503 is a wasteful number, since it uses less digits than its factorization.

641316579503 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52861.

The product of its (nonzero) digits is 2041200, while the sum is 50.

The spelling of 641316579503 in words is "six hundred forty-one billion, three hundred sixteen million, five hundred seventy-nine thousand, five hundred three".