641101024663 has 8 divisors (see below), whose sum is σ = 700773365376. Its totient is φ = 581660422200.

The previous prime is 641101024649. The next prime is 641101024757. The reversal of 641101024663 is 366420101146.

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

It is a de Polignac number, because none of the positive numbers 2^k-641101024663 is a prime.

It is a super-2 number, since 2×641101024663² (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 (641101024633) 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, 57928773 + ... + 57939838.

It is an arithmetic number, because the mean of its divisors is an integer number (87596670672).

Almost surely, 2^641101024663 is an apocalyptic number.

641101024663 is a deficient number, since it is larger than the sum of its proper divisors (59672340713).

641101024663 is a wasteful number, since it uses less digits than its factorization.

641101024663 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 115869125.

The product of its (nonzero) digits is 20736, while the sum is 34.

The spelling of 641101024663 in words is "six hundred forty-one billion, one hundred one million, twenty-four thousand, six hundred sixty-three".