641346516134 has 4 divisors (see below), whose sum is σ = 962019774204. Its totient is φ = 320673258066.

The previous prime is 641346516121. The next prime is 641346516157. The reversal of 641346516134 is 431615643146.

641346516134 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×641346516134² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 160336629032 + ... + 160336629035.

It is an arithmetic number, because the mean of its divisors is an integer number (240504943551).

Almost surely, 2^641346516134 is an apocalyptic number.

641346516134 is a deficient number, since it is larger than the sum of its proper divisors (320673258070).

641346516134 is a wasteful number, since it uses less digits than its factorization.

641346516134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 320673258069.

The product of its digits is 622080, while the sum is 44.

The spelling of 641346516134 in words is "six hundred forty-one billion, three hundred forty-six million, five hundred sixteen thousand, one hundred thirty-four".