789653654340 has 48 divisors (see below), whose sum is σ = 2307161985408. Its totient is φ = 201418902784.

The previous prime is 789653654329. The next prime is 789653654341. The reversal of 789653654340 is 43456356987.

789653654340 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (60).

It is not an unprimeable number, because it can be changed into a prime (789653654341) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 286105017 + ... + 286107776.

It is an arithmetic number, because the mean of its divisors is an integer number (48065874696).

Almost surely, 2^789653654340 is an apocalyptic number.

It is an amenable number.

789653654340 is an abundant number, since it is smaller than the sum of its proper divisors (1517508331068).

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

789653654340 is a wasteful number, since it uses less digits than its factorization.

789653654340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 572212828 (or 572212826 counting only the distinct ones).

The product of its (nonzero) digits is 65318400, while the sum is 60.

The spelling of 789653654340 in words is "seven hundred eighty-nine billion, six hundred fifty-three million, six hundred fifty-four thousand, three hundred forty".