20107617336 has 128 divisors (see below), whose sum is σ = 58366656000. Its totient is φ = 6401919744.

The previous prime is 20107617247. The next prime is 20107617347. The reversal of 20107617336 is 63371670102.

20107617336 is a `hidden beast` number, since 2 + 0 + 1 + 0 + 7 + 617 + 3 + 36 = 666.

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

It is a self number, because there is not a number n which added to its sum of digits gives 20107617336.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4016611 + ... + 4021613.

It is an arithmetic number, because the mean of its divisors is an integer number (455989500).

Almost surely, 2^20107617336 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 20107617336, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (29183328000).

20107617336 is an abundant number, since it is smaller than the sum of its proper divisors (38259038664).

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

20107617336 is a wasteful number, since it uses less digits than its factorization.

20107617336 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5850 (or 5840 counting only the distinct ones).

The product of its (nonzero) digits is 31752, while the sum is 36.

The spelling of 20107617336 in words is "twenty billion, one hundred seven million, six hundred seventeen thousand, three hundred thirty-six".