34235243020 has 24 divisors (see below), whose sum is σ = 78429829968. Its totient is φ = 12449179200.

The previous prime is 34235242999. The next prime is 34235243027. The reversal of 34235243020 is 2034253243.

It is a self number, because there is not a number n which added to its sum of digits gives 34235243020.

It is not an unprimeable number, because it can be changed into a prime (34235243027) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 77807151 + ... + 77807590.

It is an arithmetic number, because the mean of its divisors is an integer number (3267909582).

Almost surely, 2^34235243020 is an apocalyptic number.

It is an amenable number.

34235243020 is an abundant number, since it is smaller than the sum of its proper divisors (44194586948).

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

34235243020 is a wasteful number, since it uses less digits than its factorization.

34235243020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 155614761 (or 155614759 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 28.

Adding to 34235243020 its reverse (2034253243), we get a palindrome (36269496263).

The spelling of 34235243020 in words is "thirty-four billion, two hundred thirty-five million, two hundred forty-three thousand, twenty".