4006680002 has 24 divisors (see below), whose sum is σ = 6687890748. Its totient is φ = 1789572960.

The previous prime is 4006680001. The next prime is 4006680011. The reversal of 4006680002 is 2000866004.

4006680002 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 3956284201 + 50395801 = 62899^2 + 7099^2 .

It is a Harshad number since it is a multiple of its sum of digits (26).

It is not an unprimeable number, because it can be changed into a prime (4006680001) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 55193 + ... + 105164.

Almost surely, 2^4006680002 is an apocalyptic number.

4006680002 is a deficient number, since it is larger than the sum of its proper divisors (2681210746).

4006680002 is a wasteful number, since it uses less digits than its factorization.

4006680002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 160434 (or 160403 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 26.

The square root of 4006680002 is about 63298.3412262912. The cubic root of 4006680002 is about 1588.2842140403.

The spelling of 4006680002 in words is "four billion, six million, six hundred eighty thousand, two".