354459068857 has 8 divisors (see below), whose sum is σ = 357556177160. Its totient is φ = 351374474880.

The previous prime is 354459068807. The next prime is 354459068869. The reversal of 354459068857 is 758860954453.

It can be written as a sum of positive squares in 4 ways, for example, as 982446336 + 353476622521 = 31344^2 + 594539^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 354459068857 - 2⁷ = 354459068729 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (354459068807) 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, 3071682 + ... + 3184987.

It is an arithmetic number, because the mean of its divisors is an integer number (44694522145).

Almost surely, 2^354459068857 is an apocalyptic number.

It is an amenable number.

354459068857 is a deficient number, since it is larger than the sum of its proper divisors (3097108303).

354459068857 is a wasteful number, since it uses less digits than its factorization.

354459068857 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6257163.

The product of its (nonzero) digits is 145152000, while the sum is 64.

The spelling of 354459068857 in words is "three hundred fifty-four billion, four hundred fifty-nine million, sixty-eight thousand, eight hundred fifty-seven".