355352212509 has 32 divisors (see below), whose sum is σ = 543325808640. Its totient is φ = 202370097600.

The previous prime is 355352212493. The next prime is 355352212541. The reversal of 355352212509 is 905212253553.

It is not a de Polignac number, because 355352212509 - 2⁴ = 355352212493 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (355352212009) 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 31 ways as a sum of consecutive naturals, for example, 22728907 + ... + 22744535.

It is an arithmetic number, because the mean of its divisors is an integer number (16978931520).

Almost surely, 2^355352212509 is an apocalyptic number.

It is an amenable number.

355352212509 is a deficient number, since it is larger than the sum of its proper divisors (187973596131).

355352212509 is a wasteful number, since it uses less digits than its factorization.

355352212509 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19241.

The product of its (nonzero) digits is 405000, while the sum is 42.

The spelling of 355352212509 in words is "three hundred fifty-five billion, three hundred fifty-two million, two hundred twelve thousand, five hundred nine".