420125515353205 has 8 divisors (see below), whose sum is σ = 504154265991552. Its totient is φ = 336097980570768.

The previous prime is 420125515353191. The next prime is 420125515353227. The reversal of 420125515353205 is 502353515521024.

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 420125515353205 - 2³⁹ = 419575759539317 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 303203617 + ... + 304586086.

It is an arithmetic number, because the mean of its divisors is an integer number (63019283248944).

Almost surely, 2^{420125515353205} is an apocalyptic number.

It is an amenable number.

420125515353205 is a deficient number, since it is larger than the sum of its proper divisors (84028750638347).

420125515353205 is a wasteful number, since it uses less digits than its factorization.

420125515353205 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 607927955.

The product of its (nonzero) digits is 900000, while the sum is 43.

The spelling of 420125515353205 in words is "four hundred twenty trillion, one hundred twenty-five billion, five hundred fifteen million, three hundred fifty-three thousand, two hundred five".