34123723280 has 80 divisors (see below), whose sum is σ = 85958319744. Its totient is φ = 12547799040.

The previous prime is 34123723279. The next prime is 34123723307. The reversal of 34123723280 is 8232732143.

It is a tau number, because it is divible by the number of its divisors (80).

It is a self number, because there is not a number n which added to its sum of digits gives 34123723280.

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 15 ways as a sum of consecutive naturals, for example, 233276 + ... + 350235.

Almost surely, 2^34123723280 is an apocalyptic number.

It is an amenable number.

34123723280 is an abundant number, since it is smaller than the sum of its proper divisors (51834596464).

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

34123723280 is a wasteful number, since it uses less digits than its factorization.

34123723280 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 583584 (or 583578 counting only the distinct ones).

The product of its (nonzero) digits is 48384, while the sum is 35.

The spelling of 34123723280 in words is "thirty-four billion, one hundred twenty-three million, seven hundred twenty-three thousand, two hundred eighty".