34120644025420 has 24 divisors (see below), whose sum is σ = 72634905229824. Its totient is φ = 13461295176576.

The previous prime is 34120644025417. The next prime is 34120644025469. The reversal of 34120644025420 is 2452044602143.

It is a self number, because there is not a number n which added to its sum of digits gives 34120644025420.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11685150604 + ... + 11685153523.

It is an arithmetic number, because the mean of its divisors is an integer number (3026454384576).

Almost surely, 2^{34120644025420} is an apocalyptic number.

It is an amenable number.

34120644025420 is an abundant number, since it is smaller than the sum of its proper divisors (38514261204404).

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

34120644025420 is a wasteful number, since it uses less digits than its factorization.

34120644025420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23370304209 (or 23370304207 counting only the distinct ones).

The product of its (nonzero) digits is 184320, while the sum is 37.

Adding to 34120644025420 its reverse (2452044602143), we get a palindrome (36572688627563).

The spelling of 34120644025420 in words is "thirty-four trillion, one hundred twenty billion, six hundred forty-four million, twenty-five thousand, four hundred twenty".