641067322627992 has 32 divisors (see below), whose sum is σ = 1725950483999280. Its totient is φ = 197251483885440.

The previous prime is 641067322627969. The next prime is 641067322628017. The reversal of 641067322627992 is 299726223760146.

It is a congruent number.

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, 1027351478259 + ... + 1027351478882.

Almost surely, 2^{641067322627992} is an apocalyptic number.

It is an amenable number.

641067322627992 is an abundant number, since it is smaller than the sum of its proper divisors (1084883161371288).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

641067322627992 is a wasteful number, since it uses less digits than its factorization.

641067322627992 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2054702957163 (or 2054702957159 counting only the distinct ones).

The product of its (nonzero) digits is 164602368, while the sum is 66.

The spelling of 641067322627992 in words is "six hundred forty-one trillion, sixty-seven billion, three hundred twenty-two million, six hundred twenty-seven thousand, nine hundred ninety-two".