420233634532 has 24 divisors (see below), whose sum is σ = 735958734560. Its totient is φ = 209959776000.

The previous prime is 420233634521. The next prime is 420233634599. The reversal of 420233634532 is 235436332024.

It is a junction number, because it is equal to n+sod(n) for n = 420233634491 and 420233634500.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 47059444 + ... + 47068372.

Almost surely, 2^420233634532 is an apocalyptic number.

It is an amenable number.

420233634532 is a deficient number, since it is larger than the sum of its proper divisors (315725100028).

420233634532 is a wasteful number, since it uses less digits than its factorization.

420233634532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16411 (or 16409 counting only the distinct ones).

The product of its (nonzero) digits is 311040, while the sum is 37.

Adding to 420233634532 its reverse (235436332024), we get a palindrome (655669966556).

The spelling of 420233634532 in words is "four hundred twenty billion, two hundred thirty-three million, six hundred thirty-four thousand, five hundred thirty-two".