2089794771936 has 120 divisors (see below), whose sum is σ = 6150698048880. Its totient is φ = 696068992512.

The previous prime is 2089794771929. The next prime is 2089794771947. The reversal of 2089794771936 is 6391774979802.

2089794771936 is a `hidden beast` number, since 2 + 0 + 89 + 79 + 477 + 1 + 9 + 3 + 6 = 666.

It is a super-2 number, since 2×2089794771936² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (72).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 3113220 + ... + 3724476.

It is an arithmetic number, because the mean of its divisors is an integer number (51255817074).

Almost surely, 2^{2089794771936} 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 2089794771936, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3075349024440).

2089794771936 is an abundant number, since it is smaller than the sum of its proper divisors (4060903276944).

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

2089794771936 is a wasteful number, since it uses less digits than its factorization.

2089794771936 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 612598 (or 612581 counting only the distinct ones).

The product of its (nonzero) digits is 288054144, while the sum is 72.

The spelling of 2089794771936 in words is "two trillion, eighty-nine billion, seven hundred ninety-four million, seven hundred seventy-one thousand, nine hundred thirty-six".