1883462546449 has 81 divisors (see below), whose sum is σ = 2266805766673. Its totient is φ = 1563430105600.

The previous prime is 1883462546443. The next prime is 1883462546461. The reversal of 1883462546449 is 9446452643881.

The square root of 1883462546449 is 1372393.

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

It can be written as a sum of positive squares in 4 ways, for example, as 132688990225 + 1750773556224 = 364265^2 + 1323168^2 .

It is not a de Polignac number, because 1883462546449 - 2⁵ = 1883462546417 is a prime.

It is a Smith number, since the sum of its digits (64) coincides with the sum of the digits of its prime factors.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1883462546443) by changing a digit.

It is a polite number, since it can be written in 80 ways as a sum of consecutive naturals, for example, 10522137042 + ... + 10522137220.

Almost surely, 2^{1883462546449} is an apocalyptic number.

1883462546449 is the 1372393-rd square number.

1883462546449 is the 686197-th centered octagonal number.

It is an amenable number.

1883462546449 is a deficient number, since it is larger than the sum of its proper divisors (383343220224).

1883462546449 is an equidigital number, since it uses as much as digits as its factorization.

1883462546449 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 496 (or 248 counting only the distinct ones).

The product of its digits is 159252480, while the sum is 64.

Multiplying 1883462546449 by its sum of digits (64), we get a square (120541602972736 = 10979144²).

The spelling of 1883462546449 in words is "one trillion, eight hundred eighty-three billion, four hundred sixty-two million, five hundred forty-six thousand, four hundred forty-nine".