34521672434 has 4 divisors (see below), whose sum is σ = 51782508654. Its totient is φ = 17260836216.

The previous prime is 34521672407. The next prime is 34521672439. The reversal of 34521672434 is 43427612543.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 31451958409 + 3069714025 = 177347^2 + 55405^2 .

It is a junction number, because it is equal to n+sod(n) for n = 34521672391 and 34521672400.

It is not an unprimeable number, because it can be changed into a prime (34521672439) 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 as a sum of consecutive naturals, namely, 8630418107 + ... + 8630418110.

Almost surely, 2^34521672434 is an apocalyptic number.

34521672434 is a deficient number, since it is larger than the sum of its proper divisors (17260836220).

34521672434 is a wasteful number, since it uses less digits than its factorization.

34521672434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17260836219.

The product of its digits is 483840, while the sum is 41.

The spelling of 34521672434 in words is "thirty-four billion, five hundred twenty-one million, six hundred seventy-two thousand, four hundred thirty-four".