42343520314439 has 4 divisors (see below), whose sum is σ = 43244446278624. Its totient is φ = 41442594350256.

The previous prime is 42343520314427. The next prime is 42343520314451. The reversal of 42343520314439 is 93441302534324.

42343520314439 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (42343520314427) and next prime (42343520314451).

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-42343520314439 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (47), and also a Moran number because the ratio is a prime number: 900925964137 = 42343520314439 / (4 + 2 + 3 + 4 + 3 + 5 + 2 + 0 + 3 + 1 + 4 + 4 + 3 + 9).

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 42343520314393 and 42343520314402.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42343520314499) 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 3 ways as a sum of consecutive naturals, for example, 450462982022 + ... + 450462982115.

It is an arithmetic number, because the mean of its divisors is an integer number (10811111569656).

Almost surely, 2^{42343520314439} is an apocalyptic number.

42343520314439 is a deficient number, since it is larger than the sum of its proper divisors (900925964185).

42343520314439 is an equidigital number, since it uses as much as digits as its factorization.

42343520314439 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 900925964184.

The product of its (nonzero) digits is 3732480, while the sum is 47.

The spelling of 42343520314439 in words is "forty-two trillion, three hundred forty-three billion, five hundred twenty million, three hundred fourteen thousand, four hundred thirty-nine".