34789697821668 has 48 divisors (see below), whose sum is σ = 84145145978880. Its totient is φ = 11175527143200.

The previous prime is 34789697821667. The next prime is 34789697821729. The reversal of 34789697821668 is 86612879698743.

It is not an unprimeable number, because it can be changed into a prime (34789697821667) 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, 195561078 + ... + 195738893.

It is an arithmetic number, because the mean of its divisors is an integer number (1753023874560).

Almost surely, 2^{34789697821668} is an apocalyptic number.

It is an amenable number.

34789697821668 is an abundant number, since it is smaller than the sum of its proper divisors (49355448157212).

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

34789697821668 is a wasteful number, since it uses less digits than its factorization.

34789697821668 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 391300248 (or 391300246 counting only the distinct ones).

The product of its digits is 10534551552, while the sum is 84.

The spelling of 34789697821668 in words is "thirty-four trillion, seven hundred eighty-nine billion, six hundred ninety-seven million, eight hundred twenty-one thousand, six hundred sixty-eight".