420317484216 has 64 divisors (see below), whose sum is σ = 1202665708800. Its totient is φ = 119914848768.

The previous prime is 420317484199. The next prime is 420317484233. The reversal of 420317484216 is 612484713024.

It is an interprime number because it is at equal distance from previous prime (420317484199) and next prime (420317484233).

It is a Harshad number since it is a multiple of its sum of digits (42).

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 15 ways as a sum of consecutive naturals, for example, 1716801 + ... + 1946288.

It is an arithmetic number, because the mean of its divisors is an integer number (18791651700).

Almost surely, 2^420317484216 is an apocalyptic number.

It is an amenable number.

420317484216 is an abundant number, since it is smaller than the sum of its proper divisors (782348224584).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

420317484216 is a wasteful number, since it uses less digits than its factorization.

420317484216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3663788 (or 3663784 counting only the distinct ones).

The product of its (nonzero) digits is 258048, while the sum is 42.

The spelling of 420317484216 in words is "four hundred twenty billion, three hundred seventeen million, four hundred eighty-four thousand, two hundred sixteen".