420045566232 has 64 divisors (see below), whose sum is σ = 1066250592000. Its totient is φ = 137879397504.

The previous prime is 420045566231. The next prime is 420045566249. The reversal of 420045566232 is 232665540024.

It is a super-2 number, since 2×420045566232² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (420045566231) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 66132 + ... + 918947.

It is an arithmetic number, because the mean of its divisors is an integer number (16660165500).

Almost surely, 2^420045566232 is an apocalyptic number.

It is an amenable number.

420045566232 is an abundant number, since it is smaller than the sum of its proper divisors (646205025768).

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

420045566232 is a wasteful number, since it uses less digits than its factorization.

420045566232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 985360 (or 985356 counting only the distinct ones).

The product of its (nonzero) digits is 345600, while the sum is 39.

The spelling of 420045566232 in words is "four hundred twenty billion, forty-five million, five hundred sixty-six thousand, two hundred thirty-two".