342034015521 has 24 divisors (see below), whose sum is σ = 501580078272. Its totient is φ = 207166352800.

The previous prime is 342034015471. The next prime is 342034015537. The reversal of 342034015521 is 125510430243.

It is not a de Polignac number, because 342034015521 - 2¹⁴ = 342033999137 is a prime.

It is not an unprimeable number, because it can be changed into a prime (342034015021) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 306436 + ... + 882026.

It is an arithmetic number, because the mean of its divisors is an integer number (20899169928).

Almost surely, 2^342034015521 is an apocalyptic number.

It is an amenable number.

342034015521 is a deficient number, since it is larger than the sum of its proper divisors (159546062751).

342034015521 is a wasteful number, since it uses less digits than its factorization.

342034015521 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 577253 (or 577242 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 30.

Adding to 342034015521 its reverse (125510430243), we get a palindrome (467544445764).

The spelling of 342034015521 in words is "three hundred forty-two billion, thirty-four million, fifteen thousand, five hundred twenty-one".