354347716858 has 8 divisors (see below), whose sum is σ = 531524958228. Its totient is φ = 177172730784.

The previous prime is 354347716847. The next prime is 354347716859. The reversal of 354347716858 is 858617743453.

It can be written as a sum of positive squares in 2 ways, for example, as 303505133569 + 50842583289 = 550913^2 + 225483^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 354347716796 and 354347716805.

It is not an unprimeable number, because it can be changed into a prime (354347716859) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 92091 + ... + 846862.

Almost surely, 2^354347716858 is an apocalyptic number.

354347716858 is a deficient number, since it is larger than the sum of its proper divisors (177177241370).

354347716858 is a wasteful number, since it uses less digits than its factorization.

354347716858 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1127648.

The product of its digits is 67737600, while the sum is 61.

The spelling of 354347716858 in words is "three hundred fifty-four billion, three hundred forty-seven million, seven hundred sixteen thousand, eight hundred fifty-eight".