10862772228 has 144 divisors (see below), whose sum is σ = 34271677440. Its totient is φ = 2818411200.

The previous prime is 10862772191. The next prime is 10862772229. The reversal of 10862772228 is 82227726801.

10862772228 is a `hidden beast` number, since 10 + 8 + 627 + 7 + 2 + 2 + 2 + 8 = 666.

It is not an unprimeable number, because it can be changed into a prime (10862772229) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 3654783 + ... + 3657753.

It is an arithmetic number, because the mean of its divisors is an integer number (237997760).

Almost surely, 2^10862772228 is an apocalyptic number.

10862772228 is a gapful number since it is divisible by the number (18) 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 10862772228, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17135838720).

10862772228 is an abundant number, since it is smaller than the sum of its proper divisors (23408905212).

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

10862772228 is a wasteful number, since it uses less digits than its factorization.

10862772228 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4318 (or 4313 counting only the distinct ones).

The product of its (nonzero) digits is 301056, while the sum is 45.

The spelling of 10862772228 in words is "ten billion, eight hundred sixty-two million, seven hundred seventy-two thousand, two hundred twenty-eight".