345448543615 has 16 divisors (see below), whose sum is σ = 476775577152. Its totient is φ = 235370214144.

The previous prime is 345448543613. The next prime is 345448543637. The reversal of 345448543615 is 516345844543.

It is a cyclic number.

It is not a de Polignac number, because 345448543615 - 2¹ = 345448543613 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (345448543613) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 31427494 + ... + 31438483.

It is an arithmetic number, because the mean of its divisors is an integer number (29798473572).

Almost surely, 2^345448543615 is an apocalyptic number.

345448543615 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

345448543615 is a deficient number, since it is larger than the sum of its proper divisors (131327033537).

345448543615 is a wasteful number, since it uses less digits than its factorization.

345448543615 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62866146.

The product of its digits is 13824000, while the sum is 52.

The spelling of 345448543615 in words is "three hundred forty-five billion, four hundred forty-eight million, five hundred forty-three thousand, six hundred fifteen".