34012445521 has 8 divisors (see below), whose sum is σ = 35369510400. Its totient is φ = 32667662160.

The previous prime is 34012445461. The next prime is 34012445531. The reversal of 34012445521 is 12554421043.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-34012445521 is a prime.

It is a super-2 number, since 2×34012445521² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (34012445531) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3064731 + ... + 3075808.

It is an arithmetic number, because the mean of its divisors is an integer number (4421188800).

Almost surely, 2^34012445521 is an apocalyptic number.

It is an amenable number.

34012445521 is a deficient number, since it is larger than the sum of its proper divisors (1357064879).

34012445521 is a wasteful number, since it uses less digits than its factorization.

34012445521 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6140759.

The product of its (nonzero) digits is 19200, while the sum is 31.

Adding to 34012445521 its reverse (12554421043), we get a palindrome (46566866564).

The spelling of 34012445521 in words is "thirty-four billion, twelve million, four hundred forty-five thousand, five hundred twenty-one".