641054050543 has 8 divisors (see below), whose sum is σ = 671925639168. Its totient is φ = 610432434744.

The previous prime is 641054050537. The next prime is 641054050573. The reversal of 641054050543 is 345050450146.

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 641054050543 - 2¹³ = 641054042351 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (641054050573) 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 7 ways as a sum of consecutive naturals, for example, 62487955 + ... + 62498212.

It is an arithmetic number, because the mean of its divisors is an integer number (83990704896).

Almost surely, 2^641054050543 is an apocalyptic number.

641054050543 is a deficient number, since it is larger than the sum of its proper divisors (30871588625).

641054050543 is a wasteful number, since it uses less digits than its factorization.

641054050543 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 124986413.

The product of its (nonzero) digits is 144000, while the sum is 37.

The spelling of 641054050543 in words is "six hundred forty-one billion, fifty-four million, fifty thousand, five hundred forty-three".