4541406320621 has 8 divisors (see below), whose sum is σ = 4563515453280. Its totient is φ = 4519316994192.

The previous prime is 4541406320611. The next prime is 4541406320651. The reversal of 4541406320621 is 1260236041454.

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-4541406320621 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 (4541406320611) 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, 4491755 + ... + 5409128.

It is an arithmetic number, because the mean of its divisors is an integer number (570439431660).

Almost surely, 2^{4541406320621} is an apocalyptic number.

It is an amenable number.

4541406320621 is a deficient number, since it is larger than the sum of its proper divisors (22109132659).

4541406320621 is a wasteful number, since it uses less digits than its factorization.

4541406320621 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9903115.

The product of its (nonzero) digits is 138240, while the sum is 38.

The spelling of 4541406320621 in words is "four trillion, five hundred forty-one billion, four hundred six million, three hundred twenty thousand, six hundred twenty-one".