4001056554406 has 8 divisors (see below), whose sum is σ = 6114822281424. Its totient is φ = 1962782460600.

The previous prime is 4001056554367. The next prime is 4001056554413. The reversal of 4001056554406 is 6044556501004.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18872908170 + ... + 18872908381.

It is an arithmetic number, because the mean of its divisors is an integer number (764352785178).

Almost surely, 2^{4001056554406} is an apocalyptic number.

4001056554406 is a deficient number, since it is larger than the sum of its proper divisors (2113765727018).

4001056554406 is a wasteful number, since it uses less digits than its factorization.

4001056554406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37745816606.

The product of its (nonzero) digits is 288000, while the sum is 40.

The spelling of 4001056554406 in words is "four trillion, one billion, fifty-six million, five hundred fifty-four thousand, four hundred six".