4000670444371 has 16 divisors (see below), whose sum is σ = 4108735445760. Its totient is φ = 3893833521760.

The previous prime is 4000670444317. The next prime is 4000670444423. The reversal of 4000670444371 is 1734440760004.

It is a happy number.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4000670444371 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4000670444671) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19637610 + ... + 19840288.

It is an arithmetic number, because the mean of its divisors is an integer number (256795965360).

Almost surely, 2^{4000670444371} is an apocalyptic number.

4000670444371 is a deficient number, since it is larger than the sum of its proper divisors (108065001389).

4000670444371 is a wasteful number, since it uses less digits than its factorization.

4000670444371 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 205706.

The product of its (nonzero) digits is 225792, while the sum is 40.

The spelling of 4000670444371 in words is "four trillion, six hundred seventy million, four hundred forty-four thousand, three hundred seventy-one".