4499086421025 has 81 divisors (see below), whose sum is σ = 9374478951513. Its totient is φ = 2056623408000.

The previous prime is 4499086421003. The next prime is 4499086421029. The reversal of 4499086421025 is 5201246809944.

The square root of 4499086421025 is 2121105.

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

4499086421025 is a `hidden beast` number, since 4 + 499 + 0 + 8 + 6 + 42 + 102 + 5 = 666.

4499086421025 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 2836317434769 + 1662768986256 = 1684137^2 + 1289484^2 .

It is not a de Polignac number, because 4499086421025 - 2⁵ = 4499086420993 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (4499086421029) 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, 222705925 + ... + 222726125.

Almost surely, 2^{4499086421025} is an apocalyptic number.

4499086421025 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

4499086421025 is the 2121105-th square number.

4499086421025 is the 1060553-rd centered octagonal number.

It is an amenable number.

4499086421025 is an abundant number, since it is smaller than the sum of its proper divisors (4875392530488).

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

4499086421025 is an frugal number, since it uses more digits than its factorization.

4499086421025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40432 (or 20216 counting only the distinct ones).

The product of its (nonzero) digits is 4976640, while the sum is 54.

The spelling of 4499086421025 in words is "four trillion, four hundred ninety-nine billion, eighty-six million, four hundred twenty-one thousand, twenty-five".