354223766659 has 32 divisors (see below), whose sum is σ = 426256367616. Its totient is φ = 287793142560.

The previous prime is 354223766629. The next prime is 354223766681. The reversal of 354223766659 is 956667322453.

It is not a de Polignac number, because 354223766659 - 2¹³ = 354223758467 is a prime.

It is a super-3 number, since 3×354223766659³ (a number of 36 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (354223766629) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 18126724 + ... + 18146254.

It is an arithmetic number, because the mean of its divisors is an integer number (13320511488).

Almost surely, 2^354223766659 is an apocalyptic number.

354223766659 is a deficient number, since it is larger than the sum of its proper divisors (72032600957).

354223766659 is a wasteful number, since it uses less digits than its factorization.

354223766659 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20575.

The product of its digits is 48988800, while the sum is 58.

The spelling of 354223766659 in words is "three hundred fifty-four billion, two hundred twenty-three million, seven hundred sixty-six thousand, six hundred fifty-nine".