1632546665225 has 12 divisors (see below), whose sum is σ = 2313551845824. Its totient is φ = 1119460570320.

The previous prime is 1632546665161. The next prime is 1632546665297. The reversal of 1632546665225 is 5225666452361.

It is not a de Polignac number, because 1632546665225 - 2⁶ = 1632546665161 is a prime.

It is a super-2 number, since 2×1632546665225² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4664418869 + ... + 4664419218.

It is an arithmetic number, because the mean of its divisors is an integer number (192795987152).

Almost surely, 2^{1632546665225} is an apocalyptic number.

It is an amenable number.

1632546665225 is a deficient number, since it is larger than the sum of its proper divisors (681005180599).

1632546665225 is an equidigital number, since it uses as much as digits as its factorization.

1632546665225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9328838104 (or 9328838099 counting only the distinct ones).

The product of its digits is 15552000, while the sum is 53.

The spelling of 1632546665225 in words is "one trillion, six hundred thirty-two billion, five hundred forty-six million, six hundred sixty-five thousand, two hundred twenty-five".