34128708504 has 128 divisors (see below), whose sum is σ = 98527104000. Its totient is φ = 9742723200.

The previous prime is 34128708473. The next prime is 34128708517. The reversal of 34128708504 is 40580782143.

It is a congruent number.

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 31 ways as a sum of consecutive naturals, for example, 878859 + ... + 916869.

It is an arithmetic number, because the mean of its divisors is an integer number (769743000).

Almost surely, 2^34128708504 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 34128708504, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (49263552000).

34128708504 is an abundant number, since it is smaller than the sum of its proper divisors (64398395496).

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

34128708504 is a wasteful number, since it uses less digits than its factorization.

34128708504 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38229 (or 38225 counting only the distinct ones).

The product of its (nonzero) digits is 215040, while the sum is 42.

The spelling of 34128708504 in words is "thirty-four billion, one hundred twenty-eight million, seven hundred eight thousand, five hundred four".