354221407603 has 16 divisors (see below), whose sum is σ = 405203613696. Its totient is φ = 303334139520.

The previous prime is 354221407597. The next prime is 354221407619. The reversal of 354221407603 is 306704122453.

It is a cyclic number.

It is not a de Polignac number, because 354221407603 - 2²¹ = 354219310451 is a prime.

It is a super-3 number, since 3×354221407603³ (a number of 36 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (354221407663) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 54652123 + ... + 54658603.

It is an arithmetic number, because the mean of its divisors is an integer number (25325225856).

Almost surely, 2^354221407603 is an apocalyptic number.

354221407603 is a deficient number, since it is larger than the sum of its proper divisors (50982206093).

354221407603 is a wasteful number, since it uses less digits than its factorization.

354221407603 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12594.

The product of its (nonzero) digits is 120960, while the sum is 37.

The spelling of 354221407603 in words is "three hundred fifty-four billion, two hundred twenty-one million, four hundred seven thousand, six hundred three".