2116774000 has 120 divisors (see below), whose sum is σ = 5626608624. Its totient is φ = 769648000.

The previous prime is 2116773941. The next prime is 2116774001. The reversal of 2116774000 is 4776112.

It is a self number, because there is not a number n which added to its sum of digits gives 2116774000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2116774001) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 237627 + ... + 246373.

Almost surely, 2^2116774000 is an apocalyptic number.

2116774000 is a gapful number since it is divisible by the number (20) 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 2116774000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2813304312).

2116774000 is an abundant number, since it is smaller than the sum of its proper divisors (3509834624).

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

2116774000 is a wasteful number, since it uses less digits than its factorization.

2116774000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8792 (or 8765 counting only the distinct ones).

The product of its (nonzero) digits is 2352, while the sum is 28.

The square root of 2116774000 is about 46008.4122742787. The cubic root of 2116774000 is about 1283.9797197264.

The spelling of 2116774000 in words is "two billion, one hundred sixteen million, seven hundred seventy-four thousand".