204142643346622 has 8 divisors (see below), whose sum is σ = 306231017697576. Its totient is φ = 102065637447432.

The previous prime is 204142643346611. The next prime is 204142643346623. The reversal of 204142643346622 is 226643346241402.

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

It is a super-2 number, since 2×204142643346622² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (204142643346623) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2842068048 + ... + 2842139875.

It is an arithmetic number, because the mean of its divisors is an integer number (38278877212197).

Almost surely, 2^{204142643346622} is an apocalyptic number.

204142643346622 is a deficient number, since it is larger than the sum of its proper divisors (102088374350954).

204142643346622 is a wasteful number, since it uses less digits than its factorization.

204142643346622 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5684225882.

The product of its (nonzero) digits is 7962624, while the sum is 49.

The spelling of 204142643346622 in words is "two hundred four trillion, one hundred forty-two billion, six hundred forty-three million, three hundred forty-six thousand, six hundred twenty-two".