2525550453225 has 60 divisors (see below), whose sum is σ = 4678482777804. Its totient is φ = 1346876657280.

The previous prime is 2525550453199. The next prime is 2525550453259. The reversal of 2525550453225 is 5223540555252.

2525550453225 is a `hidden beast` number, since 2 + 5 + 2 + 5 + 550 + 45 + 32 + 25 = 666.

It can be written as a sum of positive squares in 6 ways, for example, as 256899963609 + 2268650489616 = 506853^2 + 1506204^2 .

It is not a de Polignac number, because 2525550453225 - 2¹² = 2525550449129 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 59 ways as a sum of consecutive naturals, for example, 46298667 + ... + 46353183.

Almost surely, 2^{2525550453225} is an apocalyptic number.

2525550453225 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2525550453225 is a deficient number, since it is larger than the sum of its proper divisors (2152932324579).

2525550453225 is a wasteful number, since it uses less digits than its factorization.

2525550453225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77416 (or 77402 counting only the distinct ones).

The product of its (nonzero) digits is 3000000, while the sum is 45.

The spelling of 2525550453225 in words is "two trillion, five hundred twenty-five billion, five hundred fifty million, four hundred fifty-three thousand, two hundred twenty-five".