4167722066 has 8 divisors (see below), whose sum is σ = 6467155020. Its totient is φ = 2012003728.

The previous prime is 4167722051. The next prime is 4167722071. The reversal of 4167722066 is 6602277614.

It can be written as a sum of positive squares in 2 ways, for example, as 4041272041 + 126450025 = 63571^2 + 11245^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 35928581 + ... + 35928696.

Almost surely, 2^4167722066 is an apocalyptic number.

4167722066 is a deficient number, since it is larger than the sum of its proper divisors (2299432954).

4167722066 is a wasteful number, since it uses less digits than its factorization.

4167722066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71857308.

The product of its (nonzero) digits is 169344, while the sum is 41.

The square root of 4167722066 is about 64557.8970072601. The cubic root of 4167722066 is about 1609.2848264535.

The spelling of 4167722066 in words is "four billion, one hundred sixty-seven million, seven hundred twenty-two thousand, sixty-six".