355553145203 has 4 divisors (see below), whose sum is σ = 355556517288. Its totient is φ = 355549773120.

The previous prime is 355553145193. The next prime is 355553145247. The reversal of 355553145203 is 302541355553.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 302541355553 = 1129 ⋅267972857.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-355553145203 is a prime.

It is a super-2 number, since 2×355553145203² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (355553145293) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1522601 + ... + 1740522.

It is an arithmetic number, because the mean of its divisors is an integer number (88889129322).

Almost surely, 2^355553145203 is an apocalyptic number.

355553145203 is a deficient number, since it is larger than the sum of its proper divisors (3372085).

355553145203 is a wasteful number, since it uses less digits than its factorization.

355553145203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3372084.

The product of its (nonzero) digits is 675000, while the sum is 41.

The spelling of 355553145203 in words is "three hundred fifty-five billion, five hundred fifty-three million, one hundred forty-five thousand, two hundred three".