94490456449 has 9 divisors (see below), whose sum is σ = 95504764617. Its totient is φ = 93486818304.

The previous prime is 94490456387. The next prime is 94490456479. The reversal of 94490456449 is 94465409449.

The square root of 94490456449 is 307393.

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 8505450625 + 85985005824 = 92225^2 + 293232^2 .

It is not a de Polignac number, because 94490456449 - 2⁹ = 94490455937 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 94490456393 and 94490456402.

It is not an unprimeable number, because it can be changed into a prime (94490456479) 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, 29815537 + ... + 29818705.

It is an arithmetic number, because the mean of its divisors is an integer number (10611640513).

Almost surely, 2^94490456449 is an apocalyptic number.

94490456449 is the 307393-rd square number.

94490456449 is the 153697-th centered octagonal number.

It is an amenable number.

94490456449 is a deficient number, since it is larger than the sum of its proper divisors (1014308168).

94490456449 is an frugal number, since it uses more digits than its factorization.

94490456449 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6532 (or 3266 counting only the distinct ones).

The product of its (nonzero) digits is 22394880, while the sum is 58.

The spelling of 94490456449 in words is "ninety-four billion, four hundred ninety million, four hundred fifty-six thousand, four hundred forty-nine".