34536139232 has 72 divisors (see below), whose sum is σ = 79132999680. Its totient is φ = 14793891840.

The previous prime is 34536139223. The next prime is 34536139271. The reversal of 34536139232 is 23293163543.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 34536139232.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4212257 + ... + 4220447.

It is an arithmetic number, because the mean of its divisors is an integer number (1099069440).

Almost surely, 2^34536139232 is an apocalyptic number.

34536139232 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 34536139232, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (39566499840).

34536139232 is an abundant number, since it is smaller than the sum of its proper divisors (44596860448).

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

34536139232 is a wasteful number, since it uses less digits than its factorization.

34536139232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10904 (or 10889 counting only the distinct ones).

The product of its digits is 349920, while the sum is 41.

The spelling of 34536139232 in words is "thirty-four billion, five hundred thirty-six million, one hundred thirty-nine thousand, two hundred thirty-two".