354084722009 has 4 divisors (see below), whose sum is σ = 354434263716. Its totient is φ = 353735180304.

The previous prime is 354084721993. The next prime is 354084722041. The reversal of 354084722009 is 900227480453.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 33986766025 + 320097955984 = 184355^2 + 565772^2 .

It is a cyclic number.

It is not a de Polignac number, because 354084722009 - 2⁴ = 354084721993 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (354084722059) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 174769334 + ... + 174771359.

It is an arithmetic number, because the mean of its divisors is an integer number (88608565929).

Almost surely, 2^354084722009 is an apocalyptic number.

It is an amenable number.

354084722009 is a deficient number, since it is larger than the sum of its proper divisors (349541707).

354084722009 is a wasteful number, since it uses less digits than its factorization.

354084722009 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 349541706.

The product of its (nonzero) digits is 483840, while the sum is 44.

The spelling of 354084722009 in words is "three hundred fifty-four billion, eighty-four million, seven hundred twenty-two thousand, nine".