351814868573 has 48 divisors (see below), whose sum is σ = 445102956144. Its totient is φ = 276142325760.

The previous prime is 351814868519. The next prime is 351814868579. The reversal of 351814868573 is 375868418153.

It can be written as a sum of positive squares in 8 ways, for example, as 78639302329 + 273175566244 = 280427^2 + 522662^2 .

It is not a de Polignac number, because 351814868573 - 2¹⁶ = 351814803037 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (351814868579) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 12725261 + ... + 12752877.

It is an arithmetic number, because the mean of its divisors is an integer number (9272978253).

Almost surely, 2^351814868573 is an apocalyptic number.

It is an amenable number.

351814868573 is a deficient number, since it is larger than the sum of its proper divisors (93288087571).

351814868573 is a wasteful number, since it uses less digits than its factorization.

351814868573 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28062 (or 28055 counting only the distinct ones).

The product of its digits is 19353600, while the sum is 59.

The spelling of 351814868573 in words is "three hundred fifty-one billion, eight hundred fourteen million, eight hundred sixty-eight thousand, five hundred seventy-three".