641263063202 has 16 divisors (see below), whose sum is σ = 978235276320. Its totient is φ = 315185053248.

The previous prime is 641263063163. The next prime is 641263063247. The reversal of 641263063202 is 202360362146.

It is a super-2 number, since 2×641263063202² (a number of 24 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3534938 + ... + 3711914.

It is an arithmetic number, because the mean of its divisors is an integer number (61139704770).

Almost surely, 2^641263063202 is an apocalyptic number.

641263063202 is a deficient number, since it is larger than the sum of its proper divisors (336972213118).

641263063202 is a wasteful number, since it uses less digits than its factorization.

641263063202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 207745.

The product of its (nonzero) digits is 62208, while the sum is 35.

The spelling of 641263063202 in words is "six hundred forty-one billion, two hundred sixty-three million, sixty-three thousand, two hundred two".