2297772633728 has 256 divisors, whose sum is σ = 5423595408000. Its totient is φ = 955941765120.

The previous prime is 2297772633719. The next prime is 2297772633731. The reversal of 2297772633728 is 8273362777922.

It is a super-3 number, since 3×2297772633728³ (a number of 38 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1161076643 + ... + 1161078621.

Almost surely, 2^{2297772633728} 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 2297772633728, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2711797704000).

2297772633728 is an abundant number, since it is smaller than the sum of its proper divisors (3125822774272).

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

2297772633728 is a wasteful number, since it uses less digits than its factorization.

2297772633728 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2523 (or 2511 counting only the distinct ones).

The product of its digits is 149361408, while the sum is 65.

The spelling of 2297772633728 in words is "two trillion, two hundred ninety-seven billion, seven hundred seventy-two million, six hundred thirty-three thousand, seven hundred twenty-eight".