354504393021228 has 384 divisors, whose sum is σ = 924807833478144. Its totient is φ = 105217781760000.

The previous prime is 354504393021217. The next prime is 354504393021241. The reversal of 354504393021228 is 822120393405453.

It is a Harshad number since it is a multiple of its sum of digits (51).

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 69497035878 + ... + 69497040978.

It is an arithmetic number, because the mean of its divisors is an integer number (2408353733016).

Almost surely, 2^{354504393021228} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 354504393021228, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (462403916739072).

354504393021228 is an abundant number, since it is smaller than the sum of its proper divisors (570303440456916).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

354504393021228 is a wasteful number, since it uses less digits than its factorization.

354504393021228 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7105 (or 7103 counting only the distinct ones).

The product of its (nonzero) digits is 6220800, while the sum is 51.

The spelling of 354504393021228 in words is "three hundred fifty-four trillion, five hundred four billion, three hundred ninety-three million, twenty-one thousand, two hundred twenty-eight".