355445035521443 has 12 divisors (see below), whose sum is σ = 428728321439280. Its totient is φ = 288632058917616.

The previous prime is 355445035521427. The next prime is 355445035521449. The reversal of 355445035521443 is 344125530544553.

It is not a de Polignac number, because 355445035521443 - 2⁴ = 355445035521427 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (355445035521449) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 70329446528 + ... + 70329451581.

It is an arithmetic number, because the mean of its divisors is an integer number (35727360119940).

Almost surely, 2^{355445035521443} is an apocalyptic number.

355445035521443 is a deficient number, since it is larger than the sum of its proper divisors (73283285917837).

355445035521443 is a wasteful number, since it uses less digits than its factorization.

355445035521443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 140658898154 (or 140658898135 counting only the distinct ones).

The product of its (nonzero) digits is 43200000, while the sum is 53.

The spelling of 355445035521443 in words is "three hundred fifty-five trillion, four hundred forty-five billion, thirty-five million, five hundred twenty-one thousand, four hundred forty-three".