42342366331305 has 24 divisors (see below), whose sum is σ = 73697972067720. Its totient is φ = 22488891655680.

The previous prime is 42342366331297. The next prime is 42342366331327. The reversal of 42342366331305 is 50313366324324.

42342366331305 is a `hidden beast` number, since 4 + 2 + 3 + 4 + 2 + 3 + 6 + 6 + 331 + 305 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 12073762471824 + 30268603859481 = 3474732^2 + 5501691^2 .

It is not a de Polignac number, because 42342366331305 - 2³ = 42342366331297 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

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 23 ways as a sum of consecutive naturals, for example, 1952149890 + ... + 1952171579.

It is an arithmetic number, because the mean of its divisors is an integer number (3070748836155).

Almost surely, 2^{42342366331305} is an apocalyptic number.

42342366331305 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

42342366331305 is a deficient number, since it is larger than the sum of its proper divisors (31355605736415).

42342366331305 is a wasteful number, since it uses less digits than its factorization.

42342366331305 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3904321721 (or 3904321718 counting only the distinct ones).

The product of its (nonzero) digits is 2799360, while the sum is 45.

The spelling of 42342366331305 in words is "forty-two trillion, three hundred forty-two billion, three hundred sixty-six million, three hundred thirty-one thousand, three hundred five".