342020041505 has 8 divisors (see below), whose sum is σ = 410449033512. Its totient is φ = 273599377408.

The previous prime is 342020041499. The next prime is 342020041591. The reversal of 342020041505 is 505140020243.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 4393966369 + 337626075136 = 66287^2 + 581056^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 342020041505 - 2⁸ = 342020041249 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1991264 + ... + 2156193.

It is an arithmetic number, because the mean of its divisors is an integer number (51306129189).

Almost surely, 2^342020041505 is an apocalyptic number.

It is an amenable number.

342020041505 is a deficient number, since it is larger than the sum of its proper divisors (68428992007).

342020041505 is a wasteful number, since it uses less digits than its factorization.

342020041505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4163955.

The product of its (nonzero) digits is 4800, while the sum is 26.

Adding to 342020041505 its reverse (505140020243), we get a palindrome (847160061748).

The spelling of 342020041505 in words is "three hundred forty-two billion, twenty million, forty-one thousand, five hundred five".