420665003352 has 48 divisors (see below), whose sum is σ = 1242873875880. Its totient is φ = 127474243200.

The previous prime is 420665003329. The next prime is 420665003357. The reversal of 420665003352 is 253300566024.

420665003352 is a `hidden beast` number, since 42 + 0 + 66 + 500 + 3 + 3 + 52 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (420665003357) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 265570549 + ... + 265572132.

Almost surely, 2^420665003352 is an apocalyptic number.

It is an amenable number.

420665003352 is an abundant number, since it is smaller than the sum of its proper divisors (822208872528).

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

420665003352 is a wasteful number, since it uses less digits than its factorization.

420665003352 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 531142704 (or 531142697 counting only the distinct ones).

The product of its (nonzero) digits is 129600, while the sum is 36.

Adding to 420665003352 its reverse (253300566024), we get a palindrome (673965569376).

The spelling of 420665003352 in words is "four hundred twenty billion, six hundred sixty-five million, three thousand, three hundred fifty-two".