34012650520 has 64 divisors (see below), whose sum is σ = 77787216000. Its totient is φ = 13382573568.

The previous prime is 34012650473. The next prime is 34012650523. The reversal of 34012650520 is 2505621043.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34012650523) 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, 830034 + ... + 870046.

It is an arithmetic number, because the mean of its divisors is an integer number (1215425250).

Almost surely, 2^34012650520 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 34012650520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (38893608000).

34012650520 is an abundant number, since it is smaller than the sum of its proper divisors (43774565480).

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

34012650520 is a wasteful number, since it uses less digits than its factorization.

34012650520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40372 (or 40368 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 28.

The spelling of 34012650520 in words is "thirty-four billion, twelve million, six hundred fifty thousand, five hundred twenty".