20484363320432 has 40 divisors (see below), whose sum is σ = 44217697243392. Its totient is φ = 9112966270400.

The previous prime is 20484363320417. The next prime is 20484363320489. The reversal of 20484363320432 is 23402336348402.

It is a Harshad number since it is a multiple of its sum of digits (44).

It is a congruent number.

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, 1238166494 + ... + 1238183037.

Almost surely, 2^{20484363320432} is an apocalyptic number.

20484363320432 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

20484363320432 is an abundant number, since it is smaller than the sum of its proper divisors (23733333922960).

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

20484363320432 is a wasteful number, since it uses less digits than its factorization.

20484363320432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2476349597 (or 2476349591 counting only the distinct ones).

The product of its (nonzero) digits is 1990656, while the sum is 44.

Adding to 20484363320432 its reverse (23402336348402), we get a palindrome (43886699668834).

The spelling of 20484363320432 in words is "twenty trillion, four hundred eighty-four billion, three hundred sixty-three million, three hundred twenty thousand, four hundred thirty-two".