34020140652 has 144 divisors (see below), whose sum is σ = 90293781760. Its totient is φ = 10786867200.

The previous prime is 34020140633. The next prime is 34020140701. The reversal of 34020140652 is 25604102043.

34020140652 is a `hidden beast` number, since 3 + 4 + 0 + 2 + 0 + 1 + 4 + 0 + 652 = 666.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 33319902 + ... + 33320922.

Almost surely, 2^34020140652 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 34020140652, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (45146890880).

34020140652 is an abundant number, since it is smaller than the sum of its proper divisors (56273641108).

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

34020140652 is a wasteful number, since it uses less digits than its factorization.

34020140652 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1544 (or 1539 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 27.

Adding to 34020140652 its reverse (25604102043), we get a palindrome (59624242695).

The spelling of 34020140652 in words is "thirty-four billion, twenty million, one hundred forty thousand, six hundred fifty-two".