20459210603832 has 768 divisors, whose sum is σ = 79949474841600. Its totient is φ = 4547832791040.

The previous prime is 20459210603807. The next prime is 20459210603857. The reversal of 20459210603832 is 23830601295402.

20459210603832 is a `hidden beast` number, since 2 + 0 + 4 + 5 + 9 + 2 + 1 + 0 + 603 + 8 + 32 = 666.

It is an interprime number because it is at equal distance from previous prime (20459210603807) and next prime (20459210603857).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 81965394 + ... + 82214622.

It is an arithmetic number, because the mean of its divisors is an integer number (104100878700).

Almost surely, 2^{20459210603832} is an apocalyptic number.

20459210603832 is a gapful number since it is divisible by the number (22) 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 20459210603832, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (39974737420800).

20459210603832 is an abundant number, since it is smaller than the sum of its proper divisors (59490264237768).

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

20459210603832 is a wasteful number, since it uses less digits than its factorization.

20459210603832 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 249356 (or 249349 counting only the distinct ones).

The product of its (nonzero) digits is 622080, while the sum is 45.

The spelling of 20459210603832 in words is "twenty trillion, four hundred fifty-nine billion, two hundred ten million, six hundred three thousand, eight hundred thirty-two".