3545621105533 has 8 divisors (see below), whose sum is σ = 3984376894848. Its totient is φ = 3130581845424.

The previous prime is 3545621105513. The next prime is 3545621105599. The reversal of 3545621105533 is 3355011265453.

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-3545621105533 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 3545621105533.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3545621105513) 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, 5929131985 + ... + 5929132582.

It is an arithmetic number, because the mean of its divisors is an integer number (498047111856).

Almost surely, 2^{3545621105533} is an apocalyptic number.

It is an amenable number.

3545621105533 is a deficient number, since it is larger than the sum of its proper divisors (438755789315).

3545621105533 is a wasteful number, since it uses less digits than its factorization.

3545621105533 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11858264603.

The product of its (nonzero) digits is 810000, while the sum is 43.

The spelling of 3545621105533 in words is "three trillion, five hundred forty-five billion, six hundred twenty-one million, one hundred five thousand, five hundred thirty-three".