4566277503225 has 81 divisors (see below), whose sum is σ = 8375864435757. Its totient is φ = 2377994008320.

The previous prime is 4566277503223. The next prime is 4566277503253. The reversal of 4566277503225 is 5223057726654.

The square root of 4566277503225 is 2136885.

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

4566277503225 is a `hidden beast` number, since 4 + 5 + 6 + 62 + 77 + 503 + 2 + 2 + 5 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 580648572009 + 3985628931216 = 762003^2 + 1996404^2 .

It is not a de Polignac number, because 4566277503225 - 2¹ = 4566277503223 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4566277503223) 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, 1378289169 + ... + 1378292481.

Almost surely, 2^{4566277503225} is an apocalyptic number.

4566277503225 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

4566277503225 is the 2136885-th square number.

4566277503225 is the 1068443-rd centered octagonal number.

It is an amenable number.

4566277503225 is a deficient number, since it is larger than the sum of its proper divisors (3809586932532).

4566277503225 is an frugal number, since it uses more digits than its factorization.

4566277503225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6728 (or 3364 counting only the distinct ones).

The product of its (nonzero) digits is 21168000, while the sum is 54.

The spelling of 4566277503225 in words is "four trillion, five hundred sixty-six billion, two hundred seventy-seven million, five hundred three thousand, two hundred twenty-five".