345448016281 has 8 divisors (see below), whose sum is σ = 345812313600. Its totient is φ = 345083806608.

The previous prime is 345448016273. The next prime is 345448016321. The reversal of 345448016281 is 182610844543.

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 345448016281 - 2³ = 345448016273 is a prime.

It is a super-2 number, since 2×345448016281² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (345448016681) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10404495 + ... + 10437643.

It is an arithmetic number, because the mean of its divisors is an integer number (43226539200).

Almost surely, 2^345448016281 is an apocalyptic number.

It is an amenable number.

345448016281 is a deficient number, since it is larger than the sum of its proper divisors (364297319).

345448016281 is a wasteful number, since it uses less digits than its factorization.

345448016281 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43823.

The product of its (nonzero) digits is 737280, while the sum is 46.

The spelling of 345448016281 in words is "three hundred forty-five billion, four hundred forty-eight million, sixteen thousand, two hundred eighty-one".