2028512472736 has 24 divisors (see below), whose sum is σ = 3999568050324. Its totient is φ = 1012749158400.

The previous prime is 2028512472731. The next prime is 2028512472761. The reversal of 2028512472736 is 6372742158202.

It can be written as a sum of positive squares in 2 ways, for example, as 1692757123600 + 335755349136 = 1301060^2 + 579444^2 .

It is a super-2 number, since 2×2028512472736² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 2028512472736.

It is not an unprimeable number, because it can be changed into a prime (2028512472731) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 47074315 + ... + 47117386.

Almost surely, 2^{2028512472736} is an apocalyptic number.

It is an amenable number.

2028512472736 is a deficient number, since it is larger than the sum of its proper divisors (1971055577588).

2028512472736 is an equidigital number, since it uses as much as digits as its factorization.

2028512472736 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 94192384 (or 94192376 counting only the distinct ones).

The product of its (nonzero) digits is 2257920, while the sum is 49.

The spelling of 2028512472736 in words is "two trillion, twenty-eight billion, five hundred twelve million, four hundred seventy-two thousand, seven hundred thirty-six".