3429044808021 has 24 divisors (see below), whose sum is σ = 5664557535104. Its totient is φ = 1958099974560.

The previous prime is 3429044808019. The next prime is 3429044808041. The reversal of 3429044808021 is 1208084409243.

3429044808021 is a `hidden beast` number, since 3 + 4 + 2 + 90 + 4 + 480 + 80 + 2 + 1 = 666.

It is not a de Polignac number, because 3429044808021 - 2¹ = 3429044808019 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3429044808041) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 18716470 + ... + 18898791.

Almost surely, 2^{3429044808021} is an apocalyptic number.

It is an amenable number.

3429044808021 is a deficient number, since it is larger than the sum of its proper divisors (2235512727083).

3429044808021 is a wasteful number, since it uses less digits than its factorization.

3429044808021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37616721 (or 37616718 counting only the distinct ones).

The product of its (nonzero) digits is 442368, while the sum is 45.

The spelling of 3429044808021 in words is "three trillion, four hundred twenty-nine billion, forty-four million, eight hundred eight thousand, twenty-one".