354648789989 has 8 divisors (see below), whose sum is σ = 382032215040. Its totient is φ = 327280043376.

The previous prime is 354648789973. The next prime is 354648790033. The reversal of 354648789989 is 989987846453.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 354648789989 - 2⁴ = 354648789973 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (354648789919) 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, 3619397 + ... + 3716090.

It is an arithmetic number, because the mean of its divisors is an integer number (47754026880).

Almost surely, 2^354648789989 is an apocalyptic number.

It is an amenable number.

354648789989 is a deficient number, since it is larger than the sum of its proper divisors (27383425051).

354648789989 is a wasteful number, since it uses less digits than its factorization.

354648789989 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7339219.

The product of its digits is 3762339840, while the sum is 80.

The spelling of 354648789989 in words is "three hundred fifty-four billion, six hundred forty-eight million, seven hundred eighty-nine thousand, nine hundred eighty-nine".