6667206142 has 16 divisors (see below), whose sum is σ = 10151155872. Its totient is φ = 3283823200.

The previous prime is 6667206109. The next prime is 6667206193. The reversal of 6667206142 is 2416027666.

It is a junction number, because it is equal to n+sod(n) for n = 6667206095 and 6667206104.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 43978 + ... + 123565.

It is an arithmetic number, because the mean of its divisors is an integer number (634447242).

Almost surely, 2^6667206142 is an apocalyptic number.

6667206142 is a deficient number, since it is larger than the sum of its proper divisors (3483949730).

6667206142 is a wasteful number, since it uses less digits than its factorization.

6667206142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 167843.

The product of its (nonzero) digits is 145152, while the sum is 40.

The square root of 6667206142 is about 81652.9616241812. The cubic root of 6667206142 is about 1882.1228229653.

The spelling of 6667206142 in words is "six billion, six hundred sixty-seven million, two hundred six thousand, one hundred forty-two".