354404225857 has 16 divisors (see below), whose sum is σ = 394084454400. Its totient is φ = 316016380800.

The previous prime is 354404225827. The next prime is 354404225893. The reversal of 354404225857 is 758522404453.

It is a cyclic number.

It is not a de Polignac number, because 354404225857 - 2¹⁵ = 354404193089 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 354404225857.

It is not an unprimeable number, because it can be changed into a prime (354404225827) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1073857 + ... + 1364542.

It is an arithmetic number, because the mean of its divisors is an integer number (24630278400).

Almost surely, 2^354404225857 is an apocalyptic number.

It is an amenable number.

354404225857 is a deficient number, since it is larger than the sum of its proper divisors (39680228543).

354404225857 is a wasteful number, since it uses less digits than its factorization.

354404225857 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2438664.

The product of its (nonzero) digits is 5376000, while the sum is 49.

The spelling of 354404225857 in words is "three hundred fifty-four billion, four hundred four million, two hundred twenty-five thousand, eight hundred fifty-seven".