4061606651 has 4 divisors (see below), whose sum is σ = 4062060312. Its totient is φ = 4061152992.

The previous prime is 4061606641. The next prime is 4061606671. The reversal of 4061606651 is 1566061604.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 4061606651 - 2²² = 4057412347 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4061606641) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 213125 + ... + 231398.

It is an arithmetic number, because the mean of its divisors is an integer number (1015515078).

Almost surely, 2^4061606651 is an apocalyptic number.

4061606651 is a deficient number, since it is larger than the sum of its proper divisors (453661).

4061606651 is an equidigital number, since it uses as much as digits as its factorization.

4061606651 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 453660.

The product of its (nonzero) digits is 25920, while the sum is 35.

The square root of 4061606651 is about 63730.7355284717. The cubic root of 4061606651 is about 1595.5091060621.

The spelling of 4061606651 in words is "four billion, sixty-one million, six hundred six thousand, six hundred fifty-one".