20333132040 has 64 divisors (see below), whose sum is σ = 65691662400. Its totient is φ = 5005078272.

The previous prime is 20333132021. The next prime is 20333132051. The reversal of 20333132040 is 4023133302.

It is a junction number, because it is equal to n+sod(n) for n = 20333131998 and 20333132016.

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 15 ways as a sum of consecutive naturals, for example, 6515470 + ... + 6518589.

It is an arithmetic number, because the mean of its divisors is an integer number (1026432225).

Almost surely, 2^20333132040 is an apocalyptic number.

20333132040 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20333132040 is an abundant number, since it is smaller than the sum of its proper divisors (45358530360).

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

20333132040 is a wasteful number, since it uses less digits than its factorization.

20333132040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13034086 (or 13034082 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 21.

Adding to 20333132040 its reverse (4023133302), we get a palindrome (24356265342).

The spelling of 20333132040 in words is "twenty billion, three hundred thirty-three million, one hundred thirty-two thousand, forty".