34821680852 has 36 divisors (see below), whose sum is σ = 73969045920. Its totient is φ = 14274724464.

The previous prime is 34821680807. The next prime is 34821680867. The reversal of 34821680852 is 25808612843.

It is a junction number, because it is equal to n+sod(n) for n = 34821680797 and 34821680806.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3857702 + ... + 3866717.

It is an arithmetic number, because the mean of its divisors is an integer number (2054695720).

Almost surely, 2^34821680852 is an apocalyptic number.

It is an amenable number.

34821680852 is an abundant number, since it is smaller than the sum of its proper divisors (39147365068).

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

34821680852 is a wasteful number, since it uses less digits than its factorization.

34821680852 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7724460 (or 7724451 counting only the distinct ones).

The product of its (nonzero) digits is 737280, while the sum is 47.

The spelling of 34821680852 in words is "thirty-four billion, eight hundred twenty-one million, six hundred eighty thousand, eight hundred fifty-two".