342021432245 has 8 divisors (see below), whose sum is σ = 414191092920. Its totient is φ = 271106896320.

The previous prime is 342021432229. The next prime is 342021432281. The reversal of 342021432245 is 542234120243.

It can be written as a sum of positive squares in 4 ways, for example, as 15219416689 + 326802015556 = 123367^2 + 571666^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 342021432245 - 2⁴ = 342021432229 is a prime.

It is a super-2 number, since 2×342021432245² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 313780586 + ... + 313781675.

It is an arithmetic number, because the mean of its divisors is an integer number (51773886615).

Almost surely, 2^342021432245 is an apocalyptic number.

It is an amenable number.

342021432245 is a deficient number, since it is larger than the sum of its proper divisors (72169660675).

342021432245 is a wasteful number, since it uses less digits than its factorization.

342021432245 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 627562375.

The product of its (nonzero) digits is 46080, while the sum is 32.

Adding to 342021432245 its reverse (542234120243), we get a palindrome (884255552488).

The spelling of 342021432245 in words is "three hundred forty-two billion, twenty-one million, four hundred thirty-two thousand, two hundred forty-five".