4073064561 has 96 divisors (see below), whose sum is σ = 6849292800. Its totient is φ = 2384743680.

The previous prime is 4073064559. The next prime is 4073064601. The reversal of 4073064561 is 1654603704.

It is a happy number.

4073064561 is a `hidden beast` number, since 4 + 0 + 7 + 3 + 0 + 645 + 6 + 1 = 666.

It is not a de Polignac number, because 4073064561 - 2¹ = 4073064559 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4073064511) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 12305166 + ... + 12305496.

It is an arithmetic number, because the mean of its divisors is an integer number (71346800).

Almost surely, 2^4073064561 is an apocalyptic number.

It is an amenable number.

4073064561 is a deficient number, since it is larger than the sum of its proper divisors (2776228239).

4073064561 is a wasteful number, since it uses less digits than its factorization.

4073064561 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 476 (or 453 counting only the distinct ones).

The product of its (nonzero) digits is 60480, while the sum is 36.

The square root of 4073064561 is about 63820.5653453493. The cubic root of 4073064561 is about 1597.0080232480.

The spelling of 4073064561 in words is "four billion, seventy-three million, sixty-four thousand, five hundred sixty-one".