32020100406 has 48 divisors (see below), whose sum is σ = 83951865504. Its totient is φ = 8610446592.

The previous prime is 32020100381. The next prime is 32020100443. The reversal of 32020100406 is 60400102023.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 7472205 + ... + 7476488.

It is an arithmetic number, because the mean of its divisors is an integer number (1748997198).

Almost surely, 2^32020100406 is an apocalyptic number.

32020100406 is an abundant number, since it is smaller than the sum of its proper divisors (51931765098).

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

32020100406 is a wasteful number, since it uses less digits than its factorization.

32020100406 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14948725 (or 14948722 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

Adding to 32020100406 its reverse (60400102023), we get a palindrome (92420202429).

The spelling of 32020100406 in words is "thirty-two billion, twenty million, one hundred thousand, four hundred six".