4042646266 has 8 divisors (see below), whose sum is σ = 6064286580. Its totient is φ = 2021217408.

The previous prime is 4042646263. The next prime is 4042646269. The reversal of 4042646266 is 6626462404.

It is an interprime number because it is at equal distance from previous prime (4042646263) and next prime (4042646269).

It can be written as a sum of positive squares in 2 ways, for example, as 3620549241 + 422097025 = 60171^2 + 20545^2 .

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

It is not an unprimeable number, because it can be changed into a prime (4042646263) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9780 + ... + 90448.

Almost surely, 2^4042646266 is an apocalyptic number.

4042646266 is a deficient number, since it is larger than the sum of its proper divisors (2021640314).

4042646266 is a wasteful number, since it uses less digits than its factorization.

4042646266 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 105728.

The product of its (nonzero) digits is 331776, while the sum is 40.

The square root of 4042646266 is about 63581.8076654006. The cubic root of 4042646266 is about 1593.0225151413.

The spelling of 4042646266 in words is "four billion, forty-two million, six hundred forty-six thousand, two hundred sixty-six".