20043620323704 has 24 divisors (see below), whose sum is σ = 54284805043560. Its totient is φ = 6681206774544.

The previous prime is 20043620323697. The next prime is 20043620323717. The reversal of 20043620323704 is 40732302634002.

20043620323704 is a `hidden beast` number, since 2 + 0 + 0 + 4 + 3 + 620 + 3 + 23 + 7 + 0 + 4 = 666.

It is a tau number, because it is divible by the number of its divisors (24).

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 139191807732 + ... + 139191807875.

It is an arithmetic number, because the mean of its divisors is an integer number (2261866876815).

Almost surely, 2^{20043620323704} is an apocalyptic number.

20043620323704 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

20043620323704 is an abundant number, since it is smaller than the sum of its proper divisors (34241184719856).

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

20043620323704 is a wasteful number, since it uses less digits than its factorization.

20043620323704 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 278383615619 (or 278383615612 counting only the distinct ones).

The product of its (nonzero) digits is 145152, while the sum is 36.

Adding to 20043620323704 its reverse (40732302634002), we get a palindrome (60775922957706).

The spelling of 20043620323704 in words is "twenty trillion, forty-three billion, six hundred twenty million, three hundred twenty-three thousand, seven hundred four".