354128821453 has 8 divisors (see below), whose sum is σ = 386948488320. Its totient is φ = 321413510880.

The previous prime is 354128821451. The next prime is 354128821469.

354128821453 is nontrivially palindromic in base 10.

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

It is not a de Polignac number, because 354128821453 - 2¹ = 354128821451 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 (354128821451) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26081973 + ... + 26095546.

It is an arithmetic number, because the mean of its divisors is an integer number (48368561040).

Almost surely, 2^354128821453 is an apocalyptic number.

It is an amenable number.

354128821453 is a deficient number, since it is larger than the sum of its proper divisors (32819666867).

354128821453 is a wasteful number, since it uses less digits than its factorization.

354128821453 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52178147.

The product of its digits is 921600, while the sum is 46.

The spelling of 354128821453 in words is "three hundred fifty-four billion, one hundred twenty-eight million, eight hundred twenty-one thousand, four hundred fifty-three".