2272861296000 has 640 divisors, whose sum is σ = 8472665504160. Its totient is φ = 603857203200.

The previous prime is 2272861295989. The next prime is 2272861296053. The reversal of 2272861296000 is 6921682722.

2272861296000 is a `hidden beast` number, since 2 + 2 + 7 + 28 + 6 + 12 + 9 + 600 + 0 = 666.

It is a tau number, because it is divible by the number of its divisors (640).

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 366764902 + ... + 366771098.

Almost surely, 2^{2272861296000} is an apocalyptic number.

2272861296000 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 2272861296000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4236332752080).

2272861296000 is an abundant number, since it is smaller than the sum of its proper divisors (6199804208160).

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

2272861296000 is an equidigital number, since it uses as much as digits as its factorization.

2272861296000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6521 (or 6490 counting only the distinct ones).

The product of its (nonzero) digits is 290304, while the sum is 45.

The spelling of 2272861296000 in words is "two trillion, two hundred seventy-two billion, eight hundred sixty-one million, two hundred ninety-six thousand".