20435467024 has 80 divisors (see below), whose sum is σ = 47664707200. Its totient is φ = 8291331072.

The previous prime is 20435466991. The next prime is 20435467093. The reversal of 20435467024 is 42076453402.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4443094 + ... + 4447690.

It is an arithmetic number, because the mean of its divisors is an integer number (595808840).

Almost surely, 2^20435467024 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 20435467024, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (23832353600).

20435467024 is an abundant number, since it is smaller than the sum of its proper divisors (27229240176).

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

20435467024 is a wasteful number, since it uses less digits than its factorization.

20435467024 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6720 (or 6714 counting only the distinct ones).

The product of its (nonzero) digits is 161280, while the sum is 37.

The spelling of 20435467024 in words is "twenty billion, four hundred thirty-five million, four hundred sixty-seven thousand, twenty-four".