345454443535205 has 8 divisors (see below), whose sum is σ = 424656194004504. Its totient is φ = 269622980320000.

The previous prime is 345454443535199. The next prime is 345454443535211. The reversal of 345454443535205 is 502535344454543.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (345454443535199) and next prime (345454443535211).

It can be written as a sum of positive squares in 4 ways, for example, as 9084208056004 + 336370235479201 = 3014002^2 + 18340399^2 .

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

It is not a de Polignac number, because 345454443535205 - 2⁴⁰ = 344354931907429 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 842571813296 + ... + 842571813705.

It is an arithmetic number, because the mean of its divisors is an integer number (53082024250563).

Almost surely, 2^{345454443535205} is an apocalyptic number.

It is an amenable number.

345454443535205 is a deficient number, since it is larger than the sum of its proper divisors (79201750469299).

345454443535205 is a wasteful number, since it uses less digits than its factorization.

345454443535205 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1685143627047.

The product of its (nonzero) digits is 172800000, while the sum is 56.

Adding to 345454443535205 its reverse (502535344454543), we get a palindrome (847989787989748).

The spelling of 345454443535205 in words is "three hundred forty-five trillion, four hundred fifty-four billion, four hundred forty-three million, five hundred thirty-five thousand, two hundred five".