354365813522 has 18 divisors (see below), whose sum is σ = 618342467733. Its totient is φ = 151868537352.

The previous prime is 354365813497. The next prime is 354365813537. The reversal of 354365813522 is 225318563453.

It can be written as a sum of positive squares in 2 ways, for example, as 352502250961 + 1863562561 = 593719^2 + 43169^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=420931.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 5862968 + ... + 5923100.

Almost surely, 2^354365813522 is an apocalyptic number.

354365813522 is a deficient number, since it is larger than the sum of its proper divisors (263976654211).

354365813522 is an frugal number, since it uses more digits than its factorization.

354365813522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 120282 (or 60142 counting only the distinct ones).

The product of its digits is 2592000, while the sum is 47.

The spelling of 354365813522 in words is "three hundred fifty-four billion, three hundred sixty-five million, eight hundred thirteen thousand, five hundred twenty-two".