3533551041421 has 16 divisors (see below), whose sum is σ = 3745937923200. Its totient is φ = 3321668589568.

The previous prime is 3533551041413. The next prime is 3533551041437. The reversal of 3533551041421 is 1241401553353.

It is a cyclic number.

It is not a de Polignac number, because 3533551041421 - 2³ = 3533551041413 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3533551041401) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 212612850 + ... + 212629468.

It is an arithmetic number, because the mean of its divisors is an integer number (234121120200).

Almost surely, 2^{3533551041421} is an apocalyptic number.

It is an amenable number.

3533551041421 is a deficient number, since it is larger than the sum of its proper divisors (212386881779).

3533551041421 is a wasteful number, since it uses less digits than its factorization.

3533551041421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31028.

The product of its (nonzero) digits is 108000, while the sum is 37.

Adding to 3533551041421 its reverse (1241401553353), we get a palindrome (4774952594774).

The spelling of 3533551041421 in words is "three trillion, five hundred thirty-three billion, five hundred fifty-one million, forty-one thousand, four hundred twenty-one".