354221363120452 has 24 divisors (see below), whose sum is σ = 646840913487552. Its totient is φ = 169409718852000.

The previous prime is 354221363120437. The next prime is 354221363120453. The reversal of 354221363120452 is 254021363122453.

It is a super-3 number, since 3×354221363120452³ (a number of 45 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a junction number, because it is equal to n+sod(n) for n = 354221363120399 and 354221363120408.

It is not an unprimeable number, because it can be changed into a prime (354221363120453) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26791302 + ... + 37765282.

It is an arithmetic number, because the mean of its divisors is an integer number (26951704728648).

Almost surely, 2^{354221363120452} is an apocalyptic number.

It is an amenable number.

354221363120452 is a deficient number, since it is larger than the sum of its proper divisors (292619550367100).

354221363120452 is a wasteful number, since it uses less digits than its factorization.

354221363120452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11324859 (or 11324857 counting only the distinct ones).

The product of its (nonzero) digits is 1036800, while the sum is 43.

The spelling of 354221363120452 in words is "three hundred fifty-four trillion, two hundred twenty-one billion, three hundred sixty-three million, one hundred twenty thousand, four hundred fifty-two".