3550353442401 has 4 divisors (see below), whose sum is σ = 4733804589872. Its totient is φ = 2366902294932.

The previous prime is 3550353442393. The next prime is 3550353442411. The reversal of 3550353442401 is 1042443530553.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 3550353442401 - 2³ = 3550353442393 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 3550353442401.

It is not an unprimeable number, because it can be changed into a prime (3550353442411) by changing a digit.

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, 591725573731 + ... + 591725573736.

It is an arithmetic number, because the mean of its divisors is an integer number (1183451147468).

Almost surely, 2^{3550353442401} is an apocalyptic number.

It is an amenable number.

3550353442401 is a deficient number, since it is larger than the sum of its proper divisors (1183451147471).

3550353442401 is a wasteful number, since it uses less digits than its factorization.

3550353442401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1183451147470.

The product of its (nonzero) digits is 432000, while the sum is 39.

Adding to 3550353442401 its reverse (1042443530553), we get a palindrome (4592796972954).

The spelling of 3550353442401 in words is "three trillion, five hundred fifty billion, three hundred fifty-three million, four hundred forty-two thousand, four hundred one".