4006812074438 has 8 divisors (see below), whose sum is σ = 6010363997688. Its totient is φ = 2003357408544.

The previous prime is 4006812074413. The next prime is 4006812074471. The reversal of 4006812074438 is 8344702186004.

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

It is a junction number, because it is equal to n+sod(n) for n = 4006812074392 and 4006812074401.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24211256 + ... + 24376187.

It is an arithmetic number, because the mean of its divisors is an integer number (751295499711).

Almost surely, 2^{4006812074438} is an apocalyptic number.

4006812074438 is a deficient number, since it is larger than the sum of its proper divisors (2003551923250).

4006812074438 is a wasteful number, since it uses less digits than its factorization.

4006812074438 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48628678.

The product of its (nonzero) digits is 1032192, while the sum is 47.

The spelling of 4006812074438 in words is "four trillion, six billion, eight hundred twelve million, seventy-four thousand, four hundred thirty-eight".