403232020420 has 24 divisors (see below), whose sum is σ = 847362958848. Its totient is φ = 161183148000.

The previous prime is 403232020409. The next prime is 403232020463. The reversal of 403232020420 is 24020232304.

It is a junction number, because it is equal to n+sod(n) for n = 403232020391 and 403232020400.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6823606 + ... + 6882445.

It is an arithmetic number, because the mean of its divisors is an integer number (35306789952).

Almost surely, 2^403232020420 is an apocalyptic number.

It is an amenable number.

403232020420 is an abundant number, since it is smaller than the sum of its proper divisors (444130938428).

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

403232020420 is a wasteful number, since it uses less digits than its factorization.

403232020420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13707531 (or 13707529 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 22.

Adding to 403232020420 its reverse (24020232304), we get a palindrome (427252252724).

The spelling of 403232020420 in words is "four hundred three billion, two hundred thirty-two million, twenty thousand, four hundred twenty".