641567142202 has 32 divisors (see below), whose sum is σ = 1147710062592. Its totient is φ = 262988469744.

The previous prime is 641567142199. The next prime is 641567142211. The reversal of 641567142202 is 202241765146.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7604583 + ... + 7688485.

It is an arithmetic number, because the mean of its divisors is an integer number (35865939456).

Almost surely, 2^641567142202 is an apocalyptic number.

641567142202 is a deficient number, since it is larger than the sum of its proper divisors (506142920390).

641567142202 is a wasteful number, since it uses less digits than its factorization.

641567142202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 107682.

The product of its (nonzero) digits is 161280, while the sum is 40.

The spelling of 641567142202 in words is "six hundred forty-one billion, five hundred sixty-seven million, one hundred forty-two thousand, two hundred two".