345223141322543 has 12 divisors (see below), whose sum is σ = 388715272617504. Its totient is φ = 306184604272800.

The previous prime is 345223141322539. The next prime is 345223141322557.

345223141322543 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 345223141322543 - 2² = 345223141322539 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 345223141322494 and 345223141322503.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (345223149322543) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 34793700071 + ... + 34793709992.

It is an arithmetic number, because the mean of its divisors is an integer number (32392939384792).

Almost surely, 2^{345223141322543} is an apocalyptic number.

345223141322543 is a deficient number, since it is larger than the sum of its proper divisors (43492131294961).

345223141322543 is a wasteful number, since it uses less digits than its factorization.

345223141322543 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 69587410126 (or 69587410115 counting only the distinct ones).

The product of its digits is 2073600, while the sum is 44.

The spelling of 345223141322543 in words is "three hundred forty-five trillion, two hundred twenty-three billion, one hundred forty-one million, three hundred twenty-two thousand, five hundred forty-three".