2267896999128 has 32 divisors (see below), whose sum is σ = 5670989142000. Its totient is φ = 755799447168.

The previous prime is 2267896999097. The next prime is 2267896999163. The reversal of 2267896999128 is 8219996987622.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10277251 + ... + 10495602.

Almost surely, 2^{2267896999128} is an apocalyptic number.

It is an amenable number.

2267896999128 is an abundant number, since it is smaller than the sum of its proper divisors (3403092142872).

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

2267896999128 is a wasteful number, since it uses less digits than its factorization.

2267896999128 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20777411 (or 20777407 counting only the distinct ones).

The product of its digits is 846526464, while the sum is 78.

The spelling of 2267896999128 in words is "two trillion, two hundred sixty-seven billion, eight hundred ninety-six million, nine hundred ninety-nine thousand, one hundred twenty-eight".