42120325345424 has 40 divisors (see below), whose sum is σ = 81675592963200. Its totient is φ = 21042757355648.

The previous prime is 42120325345411. The next prime is 42120325345451. The reversal of 42120325345424 is 42454352302124.

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, 158155127 + ... + 158421225.

It is an arithmetic number, because the mean of its divisors is an integer number (2041889824080).

Almost surely, 2^{42120325345424} is an apocalyptic number.

It is an amenable number.

42120325345424 is a deficient number, since it is larger than the sum of its proper divisors (39555267617776).

42120325345424 is a wasteful number, since it uses less digits than its factorization.

42120325345424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 274247 (or 274241 counting only the distinct ones).

The product of its (nonzero) digits is 921600, while the sum is 41.

Adding to 42120325345424 its reverse (42454352302124), we get a palindrome (84574677647548).

The spelling of 42120325345424 in words is "forty-two trillion, one hundred twenty billion, three hundred twenty-five million, three hundred forty-five thousand, four hundred twenty-four".