351311552345 has 16 divisors (see below), whose sum is σ = 454691603520. Its totient is φ = 259036365504.

The previous prime is 351311552323. The next prime is 351311552393. The reversal of 351311552345 is 543255113153.

It is a cyclic number.

It is not a de Polignac number, because 351311552345 - 2¹⁰ = 351311551321 is a prime.

It is a super-2 number, since 2×351311552345² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 351311552299 and 351311552308.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 4057919 + ... + 4143588.

It is an arithmetic number, because the mean of its divisors is an integer number (28418225220).

Almost surely, 2^351311552345 is an apocalyptic number.

It is an amenable number.

351311552345 is a deficient number, since it is larger than the sum of its proper divisors (103380051175).

351311552345 is a wasteful number, since it uses less digits than its factorization.

351311552345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8202184.

The product of its digits is 135000, while the sum is 38.

Adding to 351311552345 its reverse (543255113153), we get a palindrome (894566665498).

The spelling of 351311552345 in words is "three hundred fifty-one billion, three hundred eleven million, five hundred fifty-two thousand, three hundred forty-five".