4009026496021 has 8 divisors (see below), whose sum is σ = 4183416434304. Its totient is φ = 3834643594320.

The previous prime is 4009026495953. The next prime is 4009026496037. The reversal of 4009026496021 is 1206946209004.

4009026496021 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4009026496021 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4009026296021) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 578001 + ... + 2890006.

It is an arithmetic number, because the mean of its divisors is an integer number (522927054288).

Almost surely, 2^{4009026496021} is an apocalyptic number.

4009026496021 is the 1156003-rd octagonal number.

It is an amenable number.

4009026496021 is a deficient number, since it is larger than the sum of its proper divisors (174389938283).

4009026496021 is a wasteful number, since it uses less digits than its factorization.

4009026496021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3518291.

The product of its (nonzero) digits is 186624, while the sum is 43.

The spelling of 4009026496021 in words is "four trillion, nine billion, twenty-six million, four hundred ninety-six thousand, twenty-one".