45005250225 has 48 divisors (see below), whose sum is σ = 80547955712. Its totient is φ = 22041538560.

The previous prime is 45005250217. The next prime is 45005250287. The reversal of 45005250225 is 52205250054.

It is not a de Polignac number, because 45005250225 - 2³ = 45005250217 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 45005250192 and 45005250201.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 68592 + ... + 307758.

Almost surely, 2^45005250225 is an apocalyptic number.

It is an amenable number.

45005250225 is a deficient number, since it is larger than the sum of its proper divisors (35542705487).

45005250225 is a wasteful number, since it uses less digits than its factorization.

45005250225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 239386 (or 239381 counting only the distinct ones).

The product of its (nonzero) digits is 20000, while the sum is 30.

The spelling of 45005250225 in words is "forty-five billion, five million, two hundred fifty thousand, two hundred twenty-five".