6641351056263 has 32 divisors (see below), whose sum is σ = 11071801843200. Its totient is φ = 3440166917760.

The previous prime is 6641351056243. The next prime is 6641351056267. The reversal of 6641351056263 is 3626501531466.

It is not a de Polignac number, because 6641351056263 - 2⁹ = 6641351055751 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6641351056267) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 41109120 + ... + 41270357.

It is an arithmetic number, because the mean of its divisors is an integer number (345993807600).

Almost surely, 2^{6641351056263} is an apocalyptic number.

6641351056263 is a deficient number, since it is larger than the sum of its proper divisors (4430450786937).

6641351056263 is a wasteful number, since it uses less digits than its factorization.

6641351056263 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82379847.

The product of its (nonzero) digits is 2332800, while the sum is 48.

The spelling of 6641351056263 in words is "six trillion, six hundred forty-one billion, three hundred fifty-one million, fifty-six thousand, two hundred sixty-three".