354603406605 has 32 divisors (see below), whose sum is σ = 649102546944. Its totient is φ = 161933192256.

The previous prime is 354603406541. The next prime is 354603406609. The reversal of 354603406605 is 506604306453.

It is a happy number.

It is not a de Polignac number, because 354603406605 - 2⁶ = 354603406541 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (354603406609) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1683657 + ... + 1882526.

It is an arithmetic number, because the mean of its divisors is an integer number (20284454592).

Almost surely, 2^354603406605 is an apocalyptic number.

354603406605 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

It is an amenable number.

354603406605 is a deficient number, since it is larger than the sum of its proper divisors (294499140339).

354603406605 is a wasteful number, since it uses less digits than its factorization.

354603406605 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3567145.

The product of its (nonzero) digits is 777600, while the sum is 42.

The spelling of 354603406605 in words is "three hundred fifty-four billion, six hundred three million, four hundred six thousand, six hundred five".