20341566504 has 128 divisors (see below), whose sum is σ = 64625664000. Its totient is φ = 5807443392.

The previous prime is 20341566499. The next prime is 20341566521. The reversal of 20341566504 is 40566514302.

20341566504 is a `hidden beast` number, since 2 + 0 + 3 + 41 + 566 + 50 + 4 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2328657 + ... + 2337375.

It is an arithmetic number, because the mean of its divisors is an integer number (504888000).

Almost surely, 2^20341566504 is an apocalyptic number.

20341566504 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 20341566504, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (32312832000).

20341566504 is an abundant number, since it is smaller than the sum of its proper divisors (44284097496).

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

20341566504 is a wasteful number, since it uses less digits than its factorization.

20341566504 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10284 (or 10274 counting only the distinct ones).

The product of its (nonzero) digits is 86400, while the sum is 36.

The spelling of 20341566504 in words is "twenty billion, three hundred forty-one million, five hundred sixty-six thousand, five hundred four".