4000006667000 has 64 divisors (see below), whose sum is σ = 9360591495840. Its totient is φ = 1599904224000.

The previous prime is 4000006666951. The next prime is 4000006667003. The reversal of 4000006667000 is 7666000004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4000006667003) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17382695 + ... + 17611305.

Almost surely, 2^{4000006667000} is an apocalyptic number.

4000006667000 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4000006667000 is an abundant number, since it is smaller than the sum of its proper divisors (5360584828840).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4000006667000 is a wasteful number, since it uses less digits than its factorization.

4000006667000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 246129 (or 246115 counting only the distinct ones).

The product of its (nonzero) digits is 6048, while the sum is 29.

The spelling of 4000006667000 in words is "four trillion, six million, six hundred sixty-seven thousand".