34543725128 has 16 divisors (see below), whose sum is σ = 70657619760. Its totient is φ = 15701693200.

The previous prime is 34543725089. The next prime is 34543725169. The reversal of 34543725128 is 82152734543.

It is a Harshad number since it is a multiple of its sum of digits (44).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 196271078 + ... + 196271253.

It is an arithmetic number, because the mean of its divisors is an integer number (4416101235).

Almost surely, 2^34543725128 is an apocalyptic number.

It is an amenable number.

34543725128 is an abundant number, since it is smaller than the sum of its proper divisors (36113894632).

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

34543725128 is a wasteful number, since it uses less digits than its factorization.

34543725128 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 392542348 (or 392542344 counting only the distinct ones).

The product of its digits is 806400, while the sum is 44.

The spelling of 34543725128 in words is "thirty-four billion, five hundred forty-three million, seven hundred twenty-five thousand, one hundred twenty-eight".