610794789681 has 8 divisors (see below), whose sum is σ = 831720564864. Its totient is φ = 398532770480.

The previous prime is 610794789611. The next prime is 610794789721. The reversal of 610794789681 is 186987497016.

It is a happy number.

610794789681 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 610794789681 - 2⁹ = 610794789169 is a prime.

It is a super-4 number, since 4×610794789681⁴ (a number of 48 digits) contains 4444 as substring. Note that it is a super-d number also for d = 2.

It is not an unprimeable number, because it can be changed into a prime (610794789611) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2165938830 + ... + 2165939111.

It is an arithmetic number, because the mean of its divisors is an integer number (103965070608).

Almost surely, 2^610794789681 is an apocalyptic number.

It is an amenable number.

610794789681 is a deficient number, since it is larger than the sum of its proper divisors (220925775183).

610794789681 is a wasteful number, since it uses less digits than its factorization.

610794789681 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4331877991.

The product of its (nonzero) digits is 36578304, while the sum is 66.

The spelling of 610794789681 in words is "six hundred ten billion, seven hundred ninety-four million, seven hundred eighty-nine thousand, six hundred eighty-one".