4066624061 has 4 divisors (see below), whose sum is σ = 4106105952. Its totient is φ = 4027142172.

The previous prime is 4066624049. The next prime is 4066624117. The reversal of 4066624061 is 1604266604.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 4066624061 - 2²² = 4062429757 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4066624021) 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 in 3 ways as a sum of consecutive naturals, for example, 19740791 + ... + 19740996.

It is an arithmetic number, because the mean of its divisors is an integer number (1026526488).

Almost surely, 2^4066624061 is an apocalyptic number.

It is an amenable number.

4066624061 is a deficient number, since it is larger than the sum of its proper divisors (39481891).

4066624061 is a wasteful number, since it uses less digits than its factorization.

4066624061 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39481890.

The product of its (nonzero) digits is 41472, while the sum is 35.

The square root of 4066624061 is about 63770.0875097408. The cubic root of 4066624061 is about 1596.1658272315.

The spelling of 4066624061 in words is "four billion, sixty-six million, six hundred twenty-four thousand, sixty-one".