12877483441 has 9 divisors (see below), whose sum is σ = 13239246699. Its totient is φ = 12525358104.

The previous prime is 12877483439. The next prime is 12877483481. The reversal of 12877483441 is 14438477821.

The square root of 12877483441 is 113479.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 11522949025 + 1354534416 = 107345^2 + 36804^2 .

It is not a de Polignac number, because 12877483441 - 2¹ = 12877483439 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12877483481) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 4197190 + ... + 4200256.

It is an arithmetic number, because the mean of its divisors is an integer number (1471027411).

Almost surely, 2^12877483441 is an apocalyptic number.

12877483441 is the 113479-th square number.

12877483441 is the 56740-th centered octagonal number.

It is an amenable number.

12877483441 is a deficient number, since it is larger than the sum of its proper divisors (361763258).

12877483441 is an frugal number, since it uses more digits than its factorization.

12877483441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6208 (or 3104 counting only the distinct ones).

The product of its digits is 1204224, while the sum is 49.

Multiplying 12877483441 by its sum of digits (49), we get a square (630996688609 = 794353²).

The spelling of 12877483441 in words is "twelve billion, eight hundred seventy-seven million, four hundred eighty-three thousand, four hundred forty-one".