4455991825325 has 24 divisors (see below), whose sum is σ = 5619543079200. Its totient is φ = 3504085191360.

The previous prime is 4455991825321. The next prime is 4455991825343. The reversal of 4455991825325 is 5235281995544.

It is a happy number.

It is not a de Polignac number, because 4455991825325 - 2² = 4455991825321 is a prime.

It is a super-2 number, since 2×4455991825325² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4455991825321) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 18805034 + ... + 19040516.

It is an arithmetic number, because the mean of its divisors is an integer number (234147628300).

Almost surely, 2^{4455991825325} is an apocalyptic number.

It is an amenable number.

4455991825325 is a deficient number, since it is larger than the sum of its proper divisors (1163551253875).

4455991825325 is a wasteful number, since it uses less digits than its factorization.

4455991825325 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 248381 (or 248376 counting only the distinct ones).

The product of its digits is 77760000, while the sum is 62.

The spelling of 4455991825325 in words is "four trillion, four hundred fifty-five billion, nine hundred ninety-one million, eight hundred twenty-five thousand, three hundred twenty-five".