641796013573 has 8 divisors (see below), whose sum is σ = 753998114016. Its totient is φ = 538570081200.

The previous prime is 641796013571. The next prime is 641796013601. The reversal of 641796013573 is 375310697146.

641796013573 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 641796013573 - 2¹ = 641796013571 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 641796013573.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (641796013571) 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, 2244041863 + ... + 2244042148.

It is an arithmetic number, because the mean of its divisors is an integer number (94249764252).

Almost surely, 2^641796013573 is an apocalyptic number.

It is an amenable number.

641796013573 is a deficient number, since it is larger than the sum of its proper divisors (112202100443).

641796013573 is a wasteful number, since it uses less digits than its factorization.

641796013573 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4488084035.

The product of its (nonzero) digits is 2857680, while the sum is 52.

The spelling of 641796013573 in words is "six hundred forty-one billion, seven hundred ninety-six million, thirteen thousand, five hundred seventy-three".