420540340240324 has 12 divisors (see below), whose sum is σ = 737444466290448. Its totient is φ = 209841921300200.

The previous prime is 420540340240283. The next prime is 420540340240343. The reversal of 420540340240324 is 423042043045024.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 107062202782 + ... + 107062206709.

It is an arithmetic number, because the mean of its divisors is an integer number (61453705524204).

Almost surely, 2^{420540340240324} is an apocalyptic number.

It is an amenable number.

420540340240324 is a deficient number, since it is larger than the sum of its proper divisors (316904126050124).

420540340240324 is a wasteful number, since it uses less digits than its factorization.

420540340240324 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 214124409986 (or 214124409984 counting only the distinct ones).

The product of its (nonzero) digits is 368640, while the sum is 37.

Adding to 420540340240324 its reverse (423042043045024), we get a palindrome (843582383285348).

The spelling of 420540340240324 in words is "four hundred twenty trillion, five hundred forty billion, three hundred forty million, two hundred forty thousand, three hundred twenty-four".