34470343721 has 16 divisors (see below), whose sum is σ = 37787568000. Its totient is φ = 31184092800.

The previous prime is 34470343711. The next prime is 34470343741. The reversal of 34470343721 is 12734307443.

It is a cyclic number.

It is not a de Polignac number, because 34470343721 - 2²⁶ = 34403234857 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (34470343711) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1884980 + ... + 1903178.

It is an arithmetic number, because the mean of its divisors is an integer number (2361723000).

Almost surely, 2^34470343721 is an apocalyptic number.

It is an amenable number.

34470343721 is a deficient number, since it is larger than the sum of its proper divisors (3317224279).

34470343721 is a wasteful number, since it uses less digits than its factorization.

34470343721 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19040.

The product of its (nonzero) digits is 169344, while the sum is 38.

The spelling of 34470343721 in words is "thirty-four billion, four hundred seventy million, three hundred forty-three thousand, seven hundred twenty-one".