641135056594 has 8 divisors (see below), whose sum is σ = 961706032560. Its totient is φ = 320566379076.

The previous prime is 641135056579. The next prime is 641135056613. The reversal of 641135056594 is 495650531146.

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

It is a super-2 number, since 2×641135056594² (a number of 24 digits) contains 22 as substring.

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 3 ways as a sum of consecutive naturals, for example, 616837 + ... + 1289479.

It is an arithmetic number, because the mean of its divisors is an integer number (120213254070).

Almost surely, 2^641135056594 is an apocalyptic number.

641135056594 is a deficient number, since it is larger than the sum of its proper divisors (320570975966).

641135056594 is a wasteful number, since it uses less digits than its factorization.

641135056594 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1149224.

The product of its (nonzero) digits is 1944000, while the sum is 49.

The spelling of 641135056594 in words is "six hundred forty-one billion, one hundred thirty-five million, fifty-six thousand, five hundred ninety-four".